Math Gr 8 Nov Exam (Mix)

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What is the purpose of rounding off numbers in calculations?

To make calculations faster but less accurate

To make calculations more complex

To simplify calculations and estimate results (correct)

To get an exact result

What is the process of adjusting the rounded results to correct for the error introduced by rounding called?

Compensating (correct)

Rounding off

Estimating

Approximating

What is the method of adding numbers in which numbers are broken down into parts and added separately?

Multiplication in parts

Expanded notation (correct)

Long division

Column addition

What is the technique used in subtraction when the top digit is smaller than the bottom digit in a column?

Borrowing Signup and view all the answers

What is the process of expressing a number as the product of its prime factors?

Prime factorization Signup and view all the answers

What is the largest number that divides two or more numbers without leaving a remainder?

Highest common factor Signup and view all the answers

What is the method of multiplication in which each digit is multiplied separately and the partial products are summed?

Multiplication in parts Signup and view all the answers

Which of the following is a characteristic of a prime number?

It has exactly two distinct positive divisors Signup and view all the answers

What is the term for the leftover value in long division?

Remainder Signup and view all the answers

Why is rounding off to the nearest thousand used in estimating products?

To simplify calculations and get a quick approximation Signup and view all the answers

What is the formula to calculate distance when given speed and time?

Distance = Speed × Time Signup and view all the answers

How do you find the LCM of two numbers?

Take the highest power of each prime factor Signup and view all the answers

What is the term for the process of breaking down numbers into smaller manageable parts in long division?

Step-by-step division Signup and view all the answers

What is the purpose of finding the HCF in fractions?

To simplify fractions to their lowest terms Signup and view all the answers

What is the purpose of carrying over in multiplication?

To write down the last digit of the product and carry over any extra value to the next column Signup and view all the answers

What is the benefit of using multiples of a thousand when estimating products?

It makes calculations faster and easier to simplify Signup and view all the answers

What is the definition of a multiple of a number?

The product of that number and an integer Signup and view all the answers

How do you determine if a number is prime?

Check if it can be divided evenly by any prime numbers smaller than its square root Signup and view all the answers

What is the purpose of finding the prime factorization of a number?

To express a composite number as a product of prime factors Signup and view all the answers

What is the definition of a composite number?

A natural number greater than 1 that can be formed by multiplying two smaller natural numbers Signup and view all the answers

If a recipe serves 12 people and you want to serve 18 people, by what factor do you need to scale up the ingredients?

1.5 Signup and view all the answers

To decrease the quantity of an ingredient by 25% in a recipe, what operation do you need to perform?

Multiply by 0.75 Signup and view all the answers

What is the selling price of an article marked at $100 with a 20% discount?

$90 Signup and view all the answers

If the cost price of an article is $50 and the selling price is $60, what is the profit percentage?

20% Signup and view all the answers

What is the result of subtracting a negative integer from a positive integer?

A positive integer Signup and view all the answers

What is the absolute value of the integer -5?

5 Signup and view all the answers

What is the product of two negative integers?

A positive integer Signup and view all the answers

What is the result of cubing a negative integer?

A negative integer Signup and view all the answers

If the distance traveled by a car in 2 hours is 120 km, what is its speed?

80 km/h Signup and view all the answers

If the principal amount is $1000, the rate of interest is 5%, and the time is 2 years, what is the simple interest?

$200 Signup and view all the answers

What is the commutative property of addition?

a + b = b + a Signup and view all the answers

Which of the following properties does not apply to subtraction and division?

The commutative property of addition and multiplication Signup and view all the answers

What is the purpose of using a summary table for multiplication?

To practice and reinforce the multiplication of various numbers Signup and view all the answers

What is the distributive property of multiplication over subtraction?

a × (b - c) = a × b - a × c Signup and view all the answers

What is the purpose of estimating in calculations with whole numbers?

To try to get close to an answer without doing precise calculations Signup and view all the answers

What is the associative property of addition?

(a + b) + c = a + (b + c) Signup and view all the answers

What is the additive property of 0?

a + 0 = a Signup and view all the answers

What is the benefit of using the commutative and associative properties in calculations?

It simplifies the calculation and saves time Signup and view all the answers

What is the result of adding a positive integer to its additive inverse?

Zero Signup and view all the answers

What is the product of a positive integer and a negative integer?

Negative Signup and view all the answers

What is the result of subtracting a positive integer from its additive inverse?

A negative integer Signup and view all the answers

What is the commutative property of addition?

Changing the order of numbers does not change the sum Signup and view all the answers

What is the result of adding a negative integer to a positive integer?

Depends on the specific integers Signup and view all the answers

What is the distributive property of multiplication?

Multiplication distributes over both addition and subtraction Signup and view all the answers

What is the result of subtracting a negative integer from a positive integer?

A positive integer Signup and view all the answers

What is the result of multiplying a negative integer by a negative integer?

A positive integer Signup and view all the answers

What is the result of dividing a positive integer by a negative integer?

A negative integer Signup and view all the answers

What is the cube root of a negative integer?

Negative Signup and view all the answers

What is the result of multiplying a positive integer and a negative integer?

Always negative Signup and view all the answers

What is the purpose of the distributive property?

To distribute multiplication over addition and subtraction Signup and view all the answers

What is the result of raising a negative integer to an even power?

Always positive Signup and view all the answers

What is the formula for multiplying powers with the same base?

a^m × a^n Signup and view all the answers

What is the result of subtracting a negative integer from a positive integer?

The result is increased by the value of the negative integer Signup and view all the answers

What property of integers states that the order of the numbers does not change the sum?

Commutative Property Signup and view all the answers

What is the result of multiplying an integer by its additive inverse?

Zero Signup and view all the answers

What is the result of squaring a negative fraction?

The result is always positive Signup and view all the answers

Which property of integers states that changing the grouping of numbers does not change the product?

Associative Property Signup and view all the answers

What is the purpose of scientific notation?

To express large numbers as the product of a number between 1 and 10 and a power of 10 Signup and view all the answers

What is the result of adding zero to any integer?

The original integer Signup and view all the answers

What is the result of dividing a positive integer by a negative integer?

The result is always negative Signup and view all the answers

What is the result of subtracting an integer from a smaller integer?

A negative number Signup and view all the answers

What is the property of exponents that states a^m × a^n = a^(m+n)?

Product of Powers Signup and view all the answers

What is the result of multiplying two integers with different signs?

A negative number Signup and view all the answers

What is the result of raising a number to the power of zero?

The result is always one Signup and view all the answers

What is the absolute value of an integer?

The distance between the number and zero on the number line Signup and view all the answers

What is the formula for equivalent fractions?

$\frac{a \times k}{b \times k} = \frac{a}{b}$ Signup and view all the answers

What property of integers allows us to multiply a number by a sum of numbers?

Distributive Property Signup and view all the answers

What is the result of multiplying an integer by one?

The original integer Signup and view all the answers

When adding or subtracting decimal fractions, what is the first step?

Add or subtract the digits as you would with whole numbers Signup and view all the answers

When multiplying decimal fractions, why do we convert them to whole numbers?

To eliminate the decimals Signup and view all the answers

When dividing a decimal fraction, what do we do to the divisor?

Multiply it by a power of 10 Signup and view all the answers

What is the property of integer operations that allows us to add and subtract in any order?

Commutative Property Signup and view all the answers

What is the symbol used to indicate that one integer is greater than another?

> Signup and view all the answers

What is the purpose of converting decimals to whole numbers in multiplication?

To eliminate the decimals Signup and view all the answers

When dividing decimal fractions, what do we do to the result?

Adjust the decimal place Signup and view all the answers

What is the property of multiplication that states that the order of the factors does not change the product?

Commutative Property Signup and view all the answers

Which of the following statements is true about adding and subtracting integers?

Adding a positive integer increases the value, and subtracting a negative integer increases the value. Signup and view all the answers

What is the result of adding an integer and its additive inverse?

Zero Signup and view all the answers

What is the purpose of the Associative Property of integer operations?

To add and subtract integers in any order Signup and view all the answers

What is the term for an equation where all the numbers are known?

Closed Number Sentence Signup and view all the answers

What is the formula to calculate the nth term of a sequence with a constant difference?

T_n = T_1 + (n - 1) * d Signup and view all the answers

What is the result of subtracting a negative integer from a positive integer?

A positive integer Signup and view all the answers

What is the property of integer operations that allows integers to be added and subtracted in any order?

Associative Property Signup and view all the answers

What is the term for the negative counterpart of an integer that, when added to the integer, results in zero?

Additive Inverse Signup and view all the answers

What is the formula to calculate the nth term of a sequence with a constant ratio?

T_n = T_1 * r^(n-1) Signup and view all the answers

What is the term for a sequence that follows a linear pattern?

Arithmetic Sequence Signup and view all the answers

What is the formula to calculate the nth term of a linear sequence?

T_n = a * n + b Signup and view all the answers

What is the purpose of using the additive inverse of an integer in a statement?

To subtract the integer from another value Signup and view all the answers

What is the purpose of finding the common denominator when adding or subtracting fractions?

To enable the addition or subtraction of fractions with different denominators Signup and view all the answers

What is the result of multiplying the numerators and denominators together when multiplying fractions?

A new fraction with the product of the numerators and denominators Signup and view all the answers

What is the process of dividing both the numerator and denominator of a fraction by their greatest common divisor?

Simplifying the fraction Signup and view all the answers

What is the formula to convert a fraction to a percentage?

(a/b) × 100 Signup and view all the answers

What is the term for a fraction that represents a part of a whole that is divided into 10 equal parts?

Tenth Signup and view all the answers

What is the result of multiplying a fraction by its reciprocal?

1 Signup and view all the answers

What is the purpose of finding the equivalent fractions?

To represent the same value in different forms Signup and view all the answers

What is the formula to add or subtract fractions with different denominators?

(a/b) + (c/d) = (a×d + b×c)/(b×d) Signup and view all the answers

What is the term for a fraction that combines a whole number and a fraction?

Mixed number Signup and view all the answers

What is the purpose of converting a fraction to a decimal?

To make calculations easier Signup and view all the answers

What is the formula to calculate the reciprocal of a fraction?

a/b = b/a Signup and view all the answers

What is the formula to calculate the product of two fractions?

(a/b) × (c/d) = (a × c)/(b × d) Signup and view all the answers

What is the formula to simplify a fraction?

a/b = a ÷ GCD(a, b) / b ÷ GCD(a, b) Signup and view all the answers

What is the formula to convert a fraction to a percentage?

Percentage = (a/b) × 100 Signup and view all the answers

What is the formula to convert a percentage to a fraction?

Fraction = Percentage ÷ 100 Signup and view all the answers

What is the formula to find the percentage of a given number?

Percentage of a number = (Percentage/100) × Number Signup and view all the answers

What is the formula to increase a number by a percentage?

Increased Value = Original Number + (Percentage/100) × Original Number Signup and view all the answers

What is the formula to find the percentage change from an original value to a new value?

Percentage Change = ((New Value - Original Value)/Original Value) × 100 Signup and view all the answers

What is the concept of tenths, hundredths, and thousandths in fractions?

Fractions where the whole is divided into 10, 100, or 1000 parts Signup and view all the answers

What is the definition of equivalent fractions?

Fractions that have different numerators and denominators but represent the same value Signup and view all the answers

What is the process of finding an equivalent fraction in its simplest form?

Simplifying fractions Signup and view all the answers

What is the formula to convert a mixed number to an improper fraction?

Improper Fraction = (Whole Number × Denominator) + Numerator Signup and view all the answers

What is the definition of equivalent algebraic expressions?

Different algebraic expressions that simplify to the same value Signup and view all the answers

How do you convert a decimal to a fraction?

Write the decimal as a fraction with a denominator of a power of 10 and then simplify Signup and view all the answers

What is the definition of like terms in algebraic expressions?

Terms that have the same variable(s) raised to the same power Signup and view all the answers

What is the purpose of using the distributive property in algebra?

To expand algebraic expressions Signup and view all the answers

What is the definition of a product expression in algebra?

An expression that involves multiplication as the last step Signup and view all the answers

How do you simplify an algebraic expression involving division?

Distribute the division across terms Signup and view all the answers

What is the purpose of using common denominators in adding or subtracting fractions?

To add or subtract fractions with different denominators Signup and view all the answers

What is the definition of factoring in algebra?

Expressing an algebraic expression as a product of its factors Signup and view all the answers

What is the formula for the nth triangular number?

T_n = n * (n + 1) / 2 Signup and view all the answers

What type of pattern is represented by the equation T_n = T_1 + (n - 1) * d?

Arithmetic progression Signup and view all the answers

Which of the following quantities is an example of a constant quantity?

The number of fingers on your hands Signup and view all the answers

What is the relationship between the number of learners at a school and the number of classrooms needed?

More learners require more classrooms Signup and view all the answers

What is the purpose of a flow diagram?

To show the relationship between input and output numbers Signup and view all the answers

What is the term for different expressions that represent the same value or relationship?

Equivalent forms Signup and view all the answers

What is the formula for the nth square number?

T_n = n^2 Signup and view all the answers

What is the relationship between the number of matches in an arrangement and the number of triangles in the arrangement?

More matches can create more triangles Signup and view all the answers

What is the purpose of finding the relationship between variables?

To identify the variables that influence each other Signup and view all the answers

What is the benefit of using flow diagrams to represent calculations?

It illustrates the calculation process and relationships between numbers Signup and view all the answers

Which property states that the order of numbers in addition or multiplication does not change the result?

Commutative Property Signup and view all the answers

What is the purpose of using the distributive property in calculations?

To simplify complex multiplications Signup and view all the answers

What is the result of adding a positive integer to its additive inverse?

Zero Signup and view all the answers

Which of the following properties does not apply to subtraction and division?

Commutative Property Signup and view all the answers

What is the purpose of using a summary table for multiplication?

To practice and reinforce the multiplication of various numbers Signup and view all the answers

What is the result of multiplying a negative integer by a negative integer?

A positive integer Signup and view all the answers

What is the purpose of estimating in calculations with whole numbers?

To get close to an answer without doing precise calculations Signup and view all the answers

What is the associative property of addition?

Grouping of numbers in addition does not change the result Signup and view all the answers

What is the process of dividing a number into its prime factors?

Prime Factorization Signup and view all the answers

What is the term for the smallest multiple that two or more numbers have in common?

Least Common Multiple (LCM) Signup and view all the answers

What is the characteristic of a prime number?

It has only two distinct positive divisors: 1 and itself Signup and view all the answers

What is the process of calculating the time required to complete a task based on the rate?

Calculating Time Based on Rate Signup and view all the answers

What is the term for the largest number that divides two or more numbers without leaving a remainder?

Highest Common Factor (HCF) Signup and view all the answers

What is the method of describing the relationship between quantities in patterns?

Describing Patterns Signup and view all the answers

What is the term for the product of a number and an integer?

Multiple Signup and view all the answers

What is the process of sharing a total amount based on the ratio of hours worked?

Sharing Based on Work Done Signup and view all the answers

What is the term for a natural number greater than 1 that is not prime?

Composite Number Signup and view all the answers

What is the advantage of using multiples of a thousand when estimating products?

To simplify the calculation Signup and view all the answers

What is the method of finding the prime factors of a number?

Start by dividing the number by the smallest prime number Signup and view all the answers

What is the purpose of compensating in rounding off numbers?

To correct for the error introduced by rounding Signup and view all the answers

What is the method of adding numbers in which numbers are aligned by their place values?

Column Addition Signup and view all the answers

What is the technique used in subtraction when the top digit is smaller than the bottom digit in a column?

Borrowing Technique Signup and view all the answers

What is the process of breaking down numbers into smaller manageable parts in long division?

Step-by-Step Division Signup and view all the answers

What is the method of multiplication in which each digit is multiplied separately?

Multiplication in Parts Signup and view all the answers

What is the purpose of carrying over in multiplication?

To write down the partial product and carry over extra values Signup and view all the answers

What is the result of adding a positive integer to its additive inverse?

Zero Signup and view all the answers

What is the purpose of using the distributive property in multiplication?

To simplify the calculation Signup and view all the answers

What is the benefit of using the commutative and associative properties in calculations?

To simplify the calculation Signup and view all the answers

What is the purpose of scaling quantities in recipes?

To increase or decrease the number of servings Signup and view all the answers

How do you calculate the selling price of an article with a marked price of $100 and a 20% discount?

Multiply 100 by 0.2 and subtract from 100 Signup and view all the answers

What is the result of multiplying two negative integers?

A positive integer Signup and view all the answers

What is the purpose of comparing ratios in shapes?

To determine which shapes are more similar Signup and view all the answers

What is simple interest calculated as?

Principal × Rate × Time Signup and view all the answers

What is the result of adding a positive integer to its additive inverse?

Zero Signup and view all the answers

What is the purpose of calculating profit percentage?

To determine the profit made from selling an article Signup and view all the answers

What is the result of dividing a positive integer by a negative integer?

A negative integer Signup and view all the answers

What is the purpose of calculating the absolute value of an integer?

To find the distance between the number and zero on the number line Signup and view all the answers

What is the result of cubing a negative integer?

A negative integer Signup and view all the answers

What is the result of adding a positive integer and its additive inverse?

0 Signup and view all the answers

What is the property that allows the flexibility in the order of integers in addition and subtraction?

Commutative property Signup and view all the answers

What is the result of multiplying two negative integers?

A positive integer Signup and view all the answers

What is the purpose of the additive inverse in integer operations?

To find the sum of zero Signup and view all the answers

What is the result of subtracting a negative integer from a positive integer?

A positive integer Signup and view all the answers

What is the cube root of a negative integer?

A negative integer Signup and view all the answers

What is the result of adding an integer and its multiplicative inverse?

1 Signup and view all the answers

What is the property that allows the flexibility in the order of integers in multiplication?

Commutative property Signup and view all the answers

What is the result of dividing a positive integer by a negative integer?

A negative integer Signup and view all the answers

What is the purpose of the commutative property in integer operations?

To multiply integers in any order Signup and view all the answers

What is the formula to add two fractions a/b and c/d?

(a * d + b * c)/(b * d) Signup and view all the answers

What is the formula to simplify a fraction a/b?

(a ÷ GCD(a, b))/(b ÷ GCD(a, b)) Signup and view all the answers

What is the formula to multiply two fractions a/b and c/d?

(a * c)/(b * d) Signup and view all the answers

What is the formula to divide a fraction a/b by another fraction c/d?

(a * d)/(b * c) Signup and view all the answers

What is the formula to convert a fraction a/b to a decimal?

a ÷ b Signup and view all the answers

What is the formula to convert a fraction a/b to a percentage?

(a ÷ b) × 100 Signup and view all the answers

What is a mixed number?

A combination of a whole number and a fraction Signup and view all the answers

What is the result of multiplying a positive integer and a negative integer?

Negative Signup and view all the answers

What is the purpose of the distributive property of multiplication?

To multiply integers over addition and subtraction Signup and view all the answers

What is an equivalent fraction?

A fraction with the same value but different numerator and denominator Signup and view all the answers

What is the result of raising a number to the power of zero?

1 Signup and view all the answers

What is the purpose of finding the LCM of the denominators when adding or subtracting fractions?

To convert the fractions to have a common denominator Signup and view all the answers

What is the formula to find a fraction of a fraction?

(a × c)/(b × d) Signup and view all the answers

What is the product of two negative integers?

Positive Signup and view all the answers

What is the result of subtracting a positive integer from its additive inverse?

Negative Signup and view all the answers

What is the purpose of exponents in exponential form?

To represent a number as a product of the same integer Signup and view all the answers

What is the result of adding a positive integer to its additive inverse?

Zero Signup and view all the answers

What is the law of exponents that states a^m × a^n = a^(m+n)?

Product of Powers Signup and view all the answers

What is the result of dividing a positive integer by a negative integer?

Negative Signup and view all the answers

What is the result of squaring a fraction?

A new fraction with a squared numerator and denominator Signup and view all the answers

Which property states that the order of the numbers does not change the product?

Commutative Property Signup and view all the answers

What is the result of multiplying a number by its additive inverse?

0 Signup and view all the answers

Which property states that changing the grouping of numbers does not change the sum?

Associative Property Signup and view all the answers

What is the purpose of the distributive property?

To multiply a number by a sum of numbers Signup and view all the answers

Which property states that adding zero to a number does not change the number?

Identity Property Signup and view all the answers

What is the result of multiplying two negative integers?

A positive integer Signup and view all the answers

Which property states that multiplying a number by one does not change the number?

Identity Property Signup and view all the answers

What is the result of subtracting a negative integer from a positive integer?

A larger positive integer Signup and view all the answers

Which property allows you to multiply a number by a sum of numbers?

Distributive Property Signup and view all the answers

What is the result of adding a positive integer to its additive inverse?

Zero Signup and view all the answers

What is the formula to find a fraction of a fraction?

$$\frac{a}{b} \times \frac{c}{d} = \frac{a \times c}{b \times d}$$ Signup and view all the answers

What is the method to simplify a fraction?

Dividing the numerator and denominator by their greatest common divisor Signup and view all the answers

What is the symbol for percentage?

% Signup and view all the answers

How do you convert a fraction to a percentage?

Multiply the fraction by 100 Signup and view all the answers

What is the process of finding the percentage of a given number?

Converting the percentage to a fraction and multiplying by the number Signup and view all the answers

What is the formula to calculate the percentage change?

$$\left( \frac{\text{New Value} - \text{Original Value}}{\text{Original Value}} \right) \times 100$$ Signup and view all the answers

What is the process of increasing or decreasing a number by a percentage?

Multiplying the number by the percentage and then adding or subtracting Signup and view all the answers

What is the purpose of comparing quantities using percentages?

To compare the quantities in a more meaningful way Signup and view all the answers

What is the formula to convert a mixed number to an improper fraction?

$$a \frac{b}{c} = \frac{a \times c + b}{c}$$ Signup and view all the answers

What is the reciprocal of a fraction?

The fraction with the numerator and denominator swapped Signup and view all the answers

What is the property of multiplication that states that the order of the factors does not change the product?

Commutative Property Signup and view all the answers

What is the result of adding a negative integer to its additive inverse?

Zero Signup and view all the answers

What is the formula for the nth term of a sequence with a constant ratio?

Tn = T1 ⋅ r^(n-1) Signup and view all the answers

What is the purpose of using the distributive property of multiplication?

To multiply integers by another integer or a sum of integers Signup and view all the answers

What is the result of subtracting a positive integer from a negative integer?

A negative integer Signup and view all the answers

What is the property of addition that states that the order of the addends does not change the sum?

Commutative Property Signup and view all the answers

What is the formula for the nth term of a sequence with a constant difference?

Tn = T1 + (n - 1) ⋅ d Signup and view all the answers

What is the result of multiplying a negative integer by a negative integer?

A positive integer Signup and view all the answers

What is the purpose of using the additive inverse of an integer?

To find the opposite of an integer Signup and view all the answers

When adding decimal fractions, what should you do first?

Align the decimal points and then add corresponding digits Signup and view all the answers

What is the property of multiplication that states that the product of a number and a sum of values is equal to the sum of the products?

Distributive Property Signup and view all the answers

What is the first step in multiplying decimal fractions?

Convert the decimal fractions to whole numbers Signup and view all the answers

To divide a decimal fraction by another decimal fraction, what should you do?

Convert the divisor to a whole number and then divide Signup and view all the answers

What is the result of adding an integer and its additive inverse?

Zero Signup and view all the answers

What is the property of integer operations that allows you to add integers in any order?

Commutative property of addition Signup and view all the answers

What is the term for an equation where all the numbers are known?

Closed number sentence Signup and view all the answers

What is the property of multiplication that states that the order of multiplication does not change the product?

Commutative property of multiplication Signup and view all the answers

When comparing integers, what symbol is used to indicate that one integer is greater than another?

> Signup and view all the answers

What is the result of subtracting a negative integer from a positive integer?

A positive integer Signup and view all the answers

What is the purpose of using the commutative and associative properties in calculations?

To simplify calculations Signup and view all the answers

What is the definition of equivalent fractions?

Fractions that have different numerators and denominators but represent the same value Signup and view all the answers

What is the process of finding an equivalent fraction in its simplest form?

Simplifying fractions Signup and view all the answers

What is the method to convert decimals to fractions?

Write the decimal as a fraction with a denominator of a power of 10 and then simplify Signup and view all the answers

What is the definition of equivalent algebraic expressions?

Different algebraic expressions that simplify to the same value Signup and view all the answers

What is the method to identify equivalent algebraic expressions?

Using the distributive property Signup and view all the answers

What is the purpose of simplifying algebraic expressions?

To combine like terms Signup and view all the answers

What is the formula to calculate the number of elements in the nth position of a square number pattern?

T_n = n^2 Signup and view all the answers

What is the formula to calculate the number of elements in the nth position of a triangular number pattern?

T_n = n(n+1)/2 Signup and view all the answers

What is the definition of like terms?

Terms that have the same variable(s) raised to the same power Signup and view all the answers

What is the distributive property of multiplication?

a(b + c) = ab + ac Signup and view all the answers

What is the formula to calculate the number of elements in the nth position of a pattern that follows an arithmetic progression?

T_n = T_1 + (n - 1) * d Signup and view all the answers

What is an example of a constant quantity?

The number of fingers on your hands Signup and view all the answers

What is the purpose of expanding algebraic expressions?

To multiply each term inside the parenthesis by the factor outside Signup and view all the answers

What is the purpose of combining like terms in algebraic expressions?

To simplify the expression Signup and view all the answers

What is an example of a variable quantity?

The number of calls you make Signup and view all the answers

What is the purpose of a flow diagram?

To show the relationship between input and output numbers Signup and view all the answers

What is an equivalent form in mathematics?

A different expression that represents the same value or relationship Signup and view all the answers

What is the relationship between the number of houses to be built and the number of bricks required?

The more houses, the more bricks required Signup and view all the answers

What is the relationship between the number of learners at a school and the number of classrooms needed?

The more learners, the more classrooms needed Signup and view all the answers

What is the relationship between the number of matches in an arrangement and the number of triangles in the arrangement?

The more matches, the more triangles Signup and view all the answers

What is the primary purpose of prime factorization?

To express a number as a product of its prime factors Signup and view all the answers

What is the relationship between the factors of a number?

They come in pairs and multiply to give the original number Signup and view all the answers

What is the purpose of the least common multiple (LCM)?

To find the common denominator for adding fractions Signup and view all the answers

How do you determine if a number is prime?

By checking if it can be divided evenly by any prime numbers smaller than its square root Signup and view all the answers

What is the purpose of the highest common factor (HCF)?

To simplify fractions to their lowest terms Signup and view all the answers

What is the characteristic of a prime number?

It has exactly two distinct positive divisors: 1 and itself Signup and view all the answers

What is the purpose of finding the ratio of two quantities?

To compare two quantities, showing how many times one value contains or is contained within the other Signup and view all the answers

What is the relationship between a multiple and a factor of a number?

A multiple is the product of that number and an integer Signup and view all the answers

What is the purpose of calculating the rate of a quantity?

To describe how one quantity changes in relation to another Signup and view all the answers

What is the purpose of finding the prime factorization of a number?

To express a number as a product of its prime factors Signup and view all the answers

What is the property that states that changing the order of numbers in addition or multiplication does not change the result?

Commutative Property Signup and view all the answers

What is the result of multiplying a number by 1?

The number remains the same Signup and view all the answers

Which of the following properties is used to break down complex multiplications into simpler parts?

Distributive Property Signup and view all the answers

What is the purpose of using the commutative and associative properties in calculations?

To simplify calculations Signup and view all the answers

What is the primary benefit of using rounding off in calculations?

To simplify calculations and check the reasonableness of results Signup and view all the answers

What is the result of adding a number to its additive inverse?

The result is 0 Signup and view all the answers

When using the column subtraction method, what should you do if the top digit is smaller than the bottom digit in a column?

Borrow from the next left column Signup and view all the answers

What is the benefit of using the distributive property of multiplication over addition?

It simplifies calculations Signup and view all the answers

What is the purpose of compensating in calculations involving rounding off?

To adjust for the errors introduced by rounding off Signup and view all the answers

What is the purpose of estimating in calculations with whole numbers?

To get a close approximation Signup and view all the answers

What is the result of multiplying a number by its additive inverse?

The product is always 0 Signup and view all the answers

What is the property that states that the order in which you add or multiply numbers does not affect the result?

Commutative Property Signup and view all the answers

What is the primary benefit of using the multiplication in parts method?

To reduce the complexity of calculations Signup and view all the answers

What is the purpose of using expanded notation in addition?

To simplify calculations Signup and view all the answers

What is the term for the process of breaking down numbers into smaller manageable parts in long division?

Step-by-step division Signup and view all the answers

What is the purpose of using the borrowing technique in subtraction?

To adjust for the difference between the top and bottom digits in a column Signup and view all the answers

What is the primary benefit of using column addition in calculations?

To simplify calculations and reduce errors Signup and view all the answers

What is the result of adding a negative integer to a positive integer?

The result depends on the values of the integers Signup and view all the answers

What is the purpose of scaling quantities in a recipe?

To maintain the ratio of ingredients to the number of servings Signup and view all the answers

How do you increase the quantity of an ingredient in a recipe?

Multiply the quantity by the factor needed to reach the desired ratio Signup and view all the answers

What is the formula to calculate the discount amount?

Marked price × discount rate Signup and view all the answers

What is the result of subtracting a positive integer from a negative integer?

A negative integer Signup and view all the answers

What is the product of three negative integers?

A negative integer Signup and view all the answers

What is the formula to calculate simple interest?

Principal × rate × time Signup and view all the answers

What is the result of adding a positive integer and its additive inverse?

Zero Signup and view all the answers

What is the result of multiplying a positive integer and a negative integer?

A negative integer Signup and view all the answers

What is the absolute value of an integer?

The distance between the number and zero on the number line Signup and view all the answers

What is the result of dividing a positive integer by a negative integer?

A negative integer Signup and view all the answers

What is the result of adding a positive integer to its additive inverse?

Zero Signup and view all the answers

What is the product of a positive integer and a negative integer?

Always negative Signup and view all the answers

What is the result of subtracting a negative integer from a positive integer?

A positive integer Signup and view all the answers

What is the cube root of a positive integer?

Always positive Signup and view all the answers

What is the result of adding a negative integer to its additive inverse?

Zero Signup and view all the answers

What is the property that allows flexibility in the order of addition and multiplication of integers?

Commutative property Signup and view all the answers

What is the result of multiplying a negative integer by a negative integer?

Always positive Signup and view all the answers

What is the result of subtracting a positive integer from its additive inverse?

A negative integer Signup and view all the answers

What is the property that allows the multiplication of integers to be distributed over addition and subtraction?

Distributive property Signup and view all the answers

What is the result of adding a positive integer and its additive inverse?

Zero Signup and view all the answers

What is the property of integers that states that changing the order of the numbers does not change the sum?

Commutative Property Signup and view all the answers

Which of the following properties states that changing the grouping of the numbers does not change the product?

Associative Property Signup and view all the answers

What is the property of integers that states that multiplying any number by one does not change the value of that number?

Identity Property of Multiplication Signup and view all the answers

What is the result of adding a positive integer to its additive inverse?

Zero Signup and view all the answers

What is the property of integers that states that each integer has an additive inverse (negative counterpart) such that their sum is zero?

Additive Inverse Property Signup and view all the answers

What is the result of multiplying a negative integer by a negative integer?

A positive integer Signup and view all the answers

What is the property of integers that states that multiplying a number by a sum of numbers is the same as multiplying each addend separately and then adding the products?

Distributive Property Signup and view all the answers

What is the result of subtracting a negative integer from a positive integer?

A positive integer Signup and view all the answers

What is the property of integers that states that adding zero to any number does not change the value of that number?

Identity Property of Addition Signup and view all the answers

What is the result of multiplying a positive integer and a negative integer?

A negative integer Signup and view all the answers

What is the key concept in simplifying fractions?

Dividing both the numerator and the denominator by their greatest common divisor Signup and view all the answers

What is the formula for dividing fractions?

\frac{a}{b} ÷ \frac{c}{d} = \frac{a}{b} × \frac{d}{c} Signup and view all the answers

What is the process of finding a fraction of a fraction?

Multiplying the fractions together Signup and view all the answers

What is the result of converting a fraction to a decimal?

A non-repeating decimal Signup and view all the answers

What is the formula for converting a fraction to a percentage?

Percentage = \frac{a}{b} × 100 Signup and view all the answers

What is the term for fractions where the whole is divided into 10, 100, or 1000 equal parts?

Tenths, hundredths, and thousandths Signup and view all the answers

What is the formula for adding or subtracting fractions with different denominators?

\frac{a}{b} + \frac{c}{d} = \frac{a × d + b × c}{b × d} Signup and view all the answers

What is the purpose of finding the equivalent fractions?

To represent the same value in different forms Signup and view all the answers

What is the formula for multiplying fractions?

\frac{a}{b} × \frac{c}{d} = \frac{a × c}{b × d} Signup and view all the answers

What is the process of converting a mixed number to an improper fraction?

Multiplying the whole number by the denominator and then adding the numerator Signup and view all the answers

When multiplying decimal fractions, what is the first step?

Convert the decimal fractions to whole numbers Signup and view all the answers

When dividing decimal fractions, how is the divisor converted to a whole number?

By multiplying both the dividend and the divisor by the same power of 10 Signup and view all the answers

What is the purpose of adding or subtracting corresponding digits when adding or subtracting decimal fractions?

To align the decimal points Signup and view all the answers

What is the property of integer operations that states that integers can be added and subtracted in any order?

Associative Property of Addition Signup and view all the answers

What is the term for an equation where all the numbers are known?

Closed Number Sentence Signup and view all the answers

What is the symbol used to indicate 'greater than' when comparing integers?

> Signup and view all the answers

What is the property of multiplication that states that the order of multiplication does not change the product?

Commutative Property of Multiplication Signup and view all the answers

When dividing a total amount by a certain number of people, what is the first step?

Convert the total amount to a decimal if necessary Signup and view all the answers

What is the technique used to determine the duration of saving or total savings?

Division of the total amount saved by the weekly savings amount Signup and view all the answers

What is the purpose of multiplying the volume by the weight per unit volume when calculating weight?

To find the weight of an object Signup and view all the answers

What is the formula for the nth triangular number?

$T_n = n(n + 1)/2$ Signup and view all the answers

What type of progression is represented by the formula $T_n = T_1 + (n - 1) \cdot d$?

Arithmetic progression Signup and view all the answers

Which of the following quantities has a direct influence on the number of bricks required for a construction project?

Number of houses to be built Signup and view all the answers

What is the term for the relationship between two variable quantities where one quantity is influenced by the other?

Influence Signup and view all the answers

What is the purpose of a flow diagram in mathematics?

To show the calculation process and relationships between numbers Signup and view all the answers

What is the term for different expressions that represent the same value or relationship?

Equivalent forms Signup and view all the answers

What is the formula for the nth square number?

$T_n = n^2$ Signup and view all the answers

Which of the following quantities is a constant quantity?

Length of a school day Signup and view all the answers

What is the term for the connection between two quantities where one quantity increases when the other quantity increases?

Direct relationship Signup and view all the answers

What is the purpose of analyzing the input-output relationships in a flow diagram?

To determine the operators needed to complete the flow diagram Signup and view all the answers

What is the process of finding an equivalent fraction in its simplest form?

Simplifying fractions Signup and view all the answers

What is the term for algebraic expressions that yield the same value for all values of the variables?

Equivalent expressions Signup and view all the answers

How do you convert a decimal to a fraction?

Write the decimal as a fraction with a denominator of a power of 10 and simplify Signup and view all the answers

What is the purpose of using the distributive property in algebra?

To multiply a single term by each term within a parenthesis Signup and view all the answers

What is the result of combining like terms in an algebraic expression?

A simplified expression Signup and view all the answers

What is the process of expressing an algebraic expression as a product of its factors?

Factoring Signup and view all the answers

What is the term for fractions that have different numerators and denominators but represent the same value?

Equivalent fractions Signup and view all the answers

What is the purpose of using common denominators when adding or subtracting fractions?

To enable addition or subtraction of fractions Signup and view all the answers

What is the result of applying the distributive property to an algebraic expression?

An expanded expression Signup and view all the answers

What is the term for the process of multiplying a single term by each term within a parenthesis?

Distributive property Signup and view all the answers

What is the formula to convert a fraction to a decimal?

Divide the numerator by the denominator Signup and view all the answers

What is the formula to simplify a fraction?

Divide both the numerator and denominator by their greatest common divisor (GCD) Signup and view all the answers

What is the formula to find a percentage of a number?

(Percentage/100) × Number Signup and view all the answers

What is the formula to convert a percentage to a fraction?

Percentage/100 Signup and view all the answers

What is the formula to find the percentage change?

(New Value - Original Value) ÷ Original Value × 100 Signup and view all the answers

What is the formula to find the increased value of a number by a percentage?

Original Number + (Percentage/100) × Original Number Signup and view all the answers

What is the value of $a^0$?

1 Signup and view all the answers

What is the formula to find the decreased value of a number by a percentage?

Original Number - (Percentage/100) × Original Number Signup and view all the answers

What is the result of multiplying a negative integer and a positive integer?

negative Signup and view all the answers

What is the formula to find the reciprocal of a fraction?

Swap the numerator and denominator Signup and view all the answers

What is the formula to find a fraction of a fraction?

Multiply the fractions together Signup and view all the answers

What is the distributive property of multiplication?

a (b - c) = (a b) - (a c) Signup and view all the answers

What is the formula to find the percentage of a part to a whole?

(Part/Whole) × 100 Signup and view all the answers

What is the result of subtracting a positive integer from its additive inverse?

0 Signup and view all the answers

What is the exponent in the expression $a^m \div a^n$?

m - n Signup and view all the answers

What is the result of cubing a negative integer?

a negative integer Signup and view all the answers

What is the result of adding a positive integer to its additive inverse?

0 Signup and view all the answers

What is the power of a product?

(ab)^m = a^m b^m Signup and view all the answers

What is the result of multiplying a positive integer and a negative integer?

a negative integer Signup and view all the answers

What is the result of dividing a positive integer by a negative integer?

a negative integer Signup and view all the answers

What is the property of multiplication where the order of the factors does not change the product?

Commutative Property Signup and view all the answers

What is the result of adding a negative integer to its additive inverse?

Zero Signup and view all the answers

What is the property of multiplication that distributes over addition and subtraction?

Distributive Property Signup and view all the answers

What is the result of subtracting a positive integer from its additive inverse?

A negative integer Signup and view all the answers

What is the formula to find the nth term of a sequence with a constant ratio?

Tn = T1 * r^(n - 1) Signup and view all the answers

What is the formula to find the nth term of a sequence with a constant difference?

Tn = T1 + (n - 1) * d Signup and view all the answers

What is the purpose of using the commutative and associative properties in calculations?

To simplify calculations Signup and view all the answers

What is the result of multiplying a positive integer and a negative integer?

A negative integer Signup and view all the answers

What is the purpose of using position to make predictions in a sequence?

To determine the formula for the sequence Signup and view all the answers

What is the result of adding a positive integer to a negative integer?

The sum of the integers Signup and view all the answers

What is the main advantage of using the column addition method?

It makes it easier to check the reasonableness of results Signup and view all the answers

When using the borrowing technique in subtraction, what happens to the top digit in the column?

It is increased by 10 Signup and view all the answers

What is the purpose of carrying over in multiplication?

To write down the partial product and carry over extra values Signup and view all the answers

What is the benefit of using multiples of a thousand when estimating products?

It helps to reduce the error in the estimate Signup and view all the answers

What is the purpose of compensating in rounding off numbers?

To adjust for the error introduced by rounding Signup and view all the answers

What is the main advantage of using the multiplication in parts method?

It helps to reduce the number of calculations required Signup and view all the answers

What is the purpose of using the expanded notation method in addition?

To break down the numbers into their components Signup and view all the answers

What is the benefit of using the step-by-step division method?

It breaks down the division into smaller manageable parts Signup and view all the answers

What is the purpose of using the column subtraction method?

To align the numbers by their place values and subtract each column Signup and view all the answers

What is the main advantage of using the rounding off method?

It helps to simplify the calculations Signup and view all the answers

What is the key point about the commutative property of addition and multiplication?

Changing the order of numbers in addition or multiplication does not change the result. Signup and view all the answers

What is the purpose of using the distributive property of multiplication?

To break down complex multiplications into simpler parts. Signup and view all the answers

What is the associative property of addition used for?

To group numbers in a way that makes calculations easier. Signup and view all the answers

What is the purpose of using the additive property of 0?

To show that adding 0 to a number does not change its value. Signup and view all the answers

What is the benefit of using the commutative and associative properties in calculations?

It allows for more efficient and accurate calculations. Signup and view all the answers

What is the purpose of estimating in calculations with whole numbers?

To get a rough estimate of an answer. Signup and view all the answers

What is the key point about the multiplicative property of 1?

It states that multiplying a number by 1 does not change its value. Signup and view all the answers

What is the benefit of using a summary table for multiplication?

It helps to practice and reinforce the multiplication of various numbers. Signup and view all the answers

What is the result of adding a positive integer and its additive inverse?

Zero Signup and view all the answers

What is the main difference between multiples and factors of a number?

Multiples are numbers that can be divided by another number to produce a quotient, whereas factors are numbers that divide exactly into another number. Signup and view all the answers

What is the result of multiplying a positive integer and a negative integer?

A negative integer Signup and view all the answers

What is the purpose of finding the prime factorization of a number?

To express a number as the product of its prime factors Signup and view all the answers

What is the distributive property of multiplication over subtraction?

a × (b - c) = (a × b) - (a × c) Signup and view all the answers

If a recipe serves 8 people and you want to serve 12 people, by what factor do you need to scale up the ingredients?

1.33 Signup and view all the answers

What is the relationship between the LCM and HCF of two numbers?

The LCM is always greater than the HCF Signup and view all the answers

What is the associative property of multiplication?

(a × b) × c = a × (b × c) Signup and view all the answers

What is the selling price of an article marked at $120 with a 25% discount?

$90 Signup and view all the answers

What is the process of expressing a number as the product of its prime factors called?

Prime factorization Signup and view all the answers

What is the benefit of using the prime factorization of a number?

It helps to find the prime factors of a number Signup and view all the answers

If the cost price of an article is $40 and the selling price is $48, what is the profit percentage?

20% Signup and view all the answers

What is the result of subtracting the additive inverse of an integer from itself?

Zero Signup and view all the answers

What is the result of subtracting a positive integer from its additive inverse?

A negative integer Signup and view all the answers

What is the product of two integers with opposite signs?

Always negative Signup and view all the answers

What is the commutative property of multiplication?

a × b = b × a Signup and view all the answers

What is the formula to calculate the distance when given speed and time?

Distance = Speed × Time Signup and view all the answers

What is the result of multiplying a positive integer by a negative integer?

Negative Signup and view all the answers

What is the result of subtracting a positive integer from its additive inverse?

Zero Signup and view all the answers

What is the result of adding a positive integer to its additive inverse?

Zero Signup and view all the answers

What is the result of multiplying a negative integer by a negative integer?

A positive integer Signup and view all the answers

What is the purpose of finding the LCM of two numbers?

To find the common denominator for adding fractions Signup and view all the answers

What is the identity property of addition?

a + 0 = a Signup and view all the answers

What is the benefit of using multiples of a thousand when estimating products?

It helps to find the approximate product Signup and view all the answers

What is the result of cubing a negative integer?

Negative Signup and view all the answers

What is the cube root of a negative integer?

Always negative Signup and view all the answers

What is the result of multiplying a negative integer by a negative integer?

Always positive Signup and view all the answers

What is the purpose of finding the HCF of two numbers?

To simplify fractions to their lowest terms Signup and view all the answers

If the distance traveled by a car in 3 hours is 180 km, what is its speed?

60 km/h Signup and view all the answers

What is the result of dividing a positive integer by a negative integer?

A negative integer Signup and view all the answers

What is the result of adding a negative integer to a positive integer?

A negative integer Signup and view all the answers

What is the relationship between the rate and ratio of two quantities?

The rate is the ratio of two quantities Signup and view all the answers

What is the result of subtracting a positive integer from its additive inverse?

The negative of the integer Signup and view all the answers

If the principal amount is $1500, the rate of interest is 6%, and the time is 3 years, what is the simple interest?

$270 Signup and view all the answers

What is the result of adding a negative integer to a positive integer?

Depends on the integers Signup and view all the answers

What is the result of adding a positive integer to its additive inverse?

Zero Signup and view all the answers

What is the commutative property of addition?

a + b = b + a Signup and view all the answers

What is the result of multiplying a negative integer by a negative integer?

Positive Signup and view all the answers

What is the result of dividing a positive integer by a negative integer?

Always negative Signup and view all the answers

What is the distributive property of multiplication?

a × (b + c) = (a × b) + (a × c) Signup and view all the answers

What is the least common multiple (LCM) of the denominators of two fractions required for when adding or subtracting fractions?

The product of the denominators Signup and view all the answers

What is the result of multiplying the numerators and denominators of two fractions together?

An equivalent fraction Signup and view all the answers

What is the purpose of finding the greatest common divisor (GCD) of the numerator and denominator of a fraction?

To simplify the fraction Signup and view all the answers

What is the result of dividing a fraction by another fraction?

An equivalent fraction Signup and view all the answers

What is the formula for converting a fraction to a percentage?

$rac{a}{b} imes 100$ Signup and view all the answers

What is the term for a fraction where the whole is divided into 10 parts?

Tenth Signup and view all the answers

What is the purpose of using equivalent fractions?

To add or subtract fractions Signup and view all the answers

What is the result of the expression (2^3)^2?

2^8 Signup and view all the answers

What is the formula for subtracting one fraction from another with different denominators?

$rac{a}{b} - rac{c}{d} = rac{a imes d - b imes c}{b imes d}$ Signup and view all the answers

What is the value of a in the equation a × (b - c) = (a × b) - (a × c)?

any integer Signup and view all the answers

What is the result of the expression (3^2) × (3^4)?

3^8 Signup and view all the answers

What is the result of multiplying a fraction by its reciprocal?

1 Signup and view all the answers

What is the value of a^0?

1 Signup and view all the answers

What is the formula for dividing a fraction by another fraction?

$rac{a}{b} \div rac{c}{d} = rac{a imes d}{b imes c}$ Signup and view all the answers

What is the result of the expression a^m ÷ a^n?

a^(m-n) Signup and view all the answers

What is the result of the expression (2 × 3)^4?

2^4 × 3^4 Signup and view all the answers

What is the result of the expression (5^2)^3?

5^8 Signup and view all the answers

What is the result of the expression 2^3 × 2^4?

2^12 Signup and view all the answers

What is the result of the expression a^m × a^n?

a^(m+n) Signup and view all the answers

What is the result of the expression (4^2)^3?

4^8 Signup and view all the answers

What is the primary concept involved in adding or subtracting decimal fractions?

Align the decimal points, then add or subtract corresponding digits. Signup and view all the answers

What is the correct step to perform after multiplying two whole numbers obtained from decimal fractions?

Divide the result by the power of 10 used earlier. Signup and view all the answers

What is the purpose of converting the divisor to a whole number in dividing decimal fractions?

To eliminate the decimals in the divisor. Signup and view all the answers

What is the correct method for dividing a total amount by a certain number of people?

Convert the total amount to a decimal if necessary and divide. Signup and view all the answers

What is the purpose of the commutative property of addition?

To allow for the addition of integers in any order. Signup and view all the answers

What is the result of adding an integer to its additive inverse?

The result is always zero. Signup and view all the answers

What is the reciprocal of the fraction $\frac{a}{b}$?

$\frac{b}{a}$ Signup and view all the answers

What is the purpose of the associative property of addition?

To group integers in a specific order when adding multiple numbers. Signup and view all the answers

What is the result of multiplying the fractions $\frac{a}{b}$ and $\frac{c}{d}$?

$\frac{a \times c}{b \times d}$ Signup and view all the answers

What is the simplified form of the fraction $\frac{a}{b}$?

$\frac{a \div \text{GCD}(a, b)}{b \div \text{GCD}(a, b)}$ Signup and view all the answers

What is the result of multiplying a positive integer and a negative integer?

The result is always negative. Signup and view all the answers

What is the percentage equivalent to the fraction $\frac{a}{b}$?

$\frac{a}{b} \times 100$ Signup and view all the answers

What is the purpose of the closed number sentence?

To represent an equation where all numbers are known. Signup and view all the answers

What is the result of subtracting a positive integer from its additive inverse?

The result is always negative. Signup and view all the answers

What is the fraction equivalent to the percentage $x$%?

$\frac{x}{100}$ Signup and view all the answers

What is the result of increasing a number by $x$%?

$\text{Original Number} + \frac{x}{100} \times \text{Original Number}$ Signup and view all the answers

What is the percentage change from $a$ to $b$?

$\left(\frac{b - a}{a} \right) \times 100$ Signup and view all the answers

What is the result of comparing quantities $a$ and $b$ using percentages?

$\left(\frac{a}{b} \right) \times 100$ Signup and view all the answers

What is the result of adding two decimal fractions $a$ and $b$?

$a + b$ Signup and view all the answers

What is the result of subtracting two decimal fractions $a$ and $b$?

$a - b$ Signup and view all the answers

What is the result of converting the fraction 3/4 into a decimal?

0.75 Signup and view all the answers

What is the process of finding an equivalent fraction in its simplest form by dividing the numerator and the denominator by their greatest common divisor?

Simplifying fractions Signup and view all the answers

What is the property that allows us to multiply a single term by each term within a parenthesis?

Distributive property Signup and view all the answers

What is the term for expressions that add terms together?

Sum expressions Signup and view all the answers

What is the process of combining like terms to simplify expressions?

Simplifying algebraic expressions Signup and view all the answers

What is the method of adding or subtracting fractions by converting them to equivalent fractions with a common denominator?

Finding common denominators Signup and view all the answers

What is the term for expressing an algebraic expression as a product of its factors?

Factoring algebraic expressions Signup and view all the answers

What is the property that allows us to rearrange terms in an algebraic expression?

Commutative property Signup and view all the answers

What is the result of multiplying a negative integer by a negative integer?

A positive integer Signup and view all the answers

What is the term for the sequence of operations and can be written in different forms while remaining equivalent?

Algebraic expressions Signup and view all the answers

If a × (b + c) = (a × b) + (a × c), what is the name of the property that is being demonstrated?

Distributive Property Signup and view all the answers

What is the result of adding a negative integer to its additive inverse?

Zero Signup and view all the answers

If a × b = b × a, what is the name of the property that is being demonstrated?

Commutative Property Signup and view all the answers

What is the formula to find the nth term in a sequence with a constant difference?

Tn = T1 + (n - 1) × d Signup and view all the answers

If a sequence has a constant ratio, what is the formula to find the nth term?

Tn = T1 × r^(n - 1) Signup and view all the answers

What is the name of the property that states that integers can be added and subtracted in any order?

Associative Property Signup and view all the answers

What is the result of multiplying a negative integer by a negative integer?

A positive integer Signup and view all the answers

What is the result of adding a positive integer to its additive inverse?

Zero Signup and view all the answers

What is the formula to find the nth term in a sequence with a linear pattern?

Tn = a × n + b Signup and view all the answers

What is the purpose of using the distributive property of multiplication?

To simplify multiplication Signup and view all the answers

What is the general formula for the number of elements in the nth position of a geometric pattern?

Tn = T1 · r^(n-1) Signup and view all the answers

What is the relationship between the number of calls made and the airtime left on a cell phone?

The number of calls made has a direct influence on the airtime left Signup and view all the answers

What is the characteristic of a pattern that follows an arithmetic progression?

The difference between consecutive terms is constant Signup and view all the answers

What is the purpose of a flow diagram in mathematics?

To illustrate the calculation process and the connection between input and output numbers Signup and view all the answers

What is the definition of equivalent forms in mathematics?

Different expressions that represent the same value Signup and view all the answers

What is the relationship between the number of houses to be built and the number of bricks required?

The number of houses has a direct influence on the number of bricks required Signup and view all the answers

What is the characteristic of a triangular number?

The number of elements in the nth position is given by Tn = n(n+1)/2 Signup and view all the answers

What is the relationship between the number of learners at a school and the number of classrooms needed?

The number of learners has a direct influence on the number of classrooms needed Signup and view all the answers

What is the purpose of looking for connections between quantities in mathematics?

To find the relationships between variables Signup and view all the answers

What is the characteristic of a pattern that follows a geometric progression?

The ratio of consecutive terms is constant Signup and view all the answers

What is the definition of an equation?

A mathematical statement that asserts the equality of two expressions. Signup and view all the answers

What is the goal of solving an equation?

To find the value of the variable. Signup and view all the answers

What is the term for numbers that add up to zero?

Additive inverses. Signup and view all the answers

What is the term for numbers that multiply to give one?

Multiplicative inverses. Signup and view all the answers

What is the sum of angles on a straight line?

180° Signup and view all the answers

What is the term for two angles that add up to 180°?

Supplementary angles. Signup and view all the answers

What is the process of solving an equation by finding the original value of the variable that produces a given result?

Undoing. Signup and view all the answers

What is the process of evaluating an expression by substituting a variable with a value?

Doing. Signup and view all the answers

What is the definition of vertically opposite angles?

Angles opposite each other when two lines intersect. Signup and view all the answers

What is the formula for vertically opposite angles?

∠a = ∠c and ∠b = ∠d Signup and view all the answers

What is a transversal?

A line that intersects at least two other lines. Signup and view all the answers

What is the key property of corresponding angles?

They are always equal. Signup and view all the answers

What is the formula for co-interior angles?

∠c + ∠f = 180° Signup and view all the answers

What is the sum of the interior angles of a quadrilateral?

360° Signup and view all the answers

What is the definition of an equilateral triangle?

A triangle with three equal sides. Signup and view all the answers

What is the definition of a square?

A quadrilateral with four equal sides and four right angles. Signup and view all the answers

What is the formula for alternate interior angles?

∠d = ∠f Signup and view all the answers

What is the key property of alternate exterior angles?

They are always equal. Signup and view all the answers

What is a characteristic of a rhombus?

All sides are equal with opposite equal angles Signup and view all the answers

What is a regular polygon?

A polygon with all sides and angles equal Signup and view all the answers

What is the diameter of a circle?

Distance across the circle through the center Signup and view all the answers

What is the sum of the interior angles of a triangle?

180° Signup and view all the answers

What is the sum of the interior angles of a quadrilateral?

360° Signup and view all the answers

What is the primary focus of constructing 2D shapes?

Creating precise figures using specific tools and methods Signup and view all the answers

What is the primary purpose of checking the scale in a graph?

To understand the range and intervals of data Signup and view all the answers

What is the special property of a square?

All sides equal and all angles 90° Signup and view all the answers

Which type of graph is used to show the relationship between two continuous variables?

Scatter plot Signup and view all the answers

What is the process of bisecting an angle?

Using a compass and straightedge to divide an angle into two equal parts Signup and view all the answers

What is the relationship between the central angle and the angle subtended at any point on the circumference of a circle?

The central angle is twice the angle subtended at any point on the circumference Signup and view all the answers

What is the purpose of constructing angles?

To create accurate angles and lines Signup and view all the answers

What is the formula for the Pythagorean Theorem?

c^2 = a^2 + b^2 Signup and view all the answers

What is the sum of the opposite angles of a cyclic quadrilateral?

180° Signup and view all the answers

What is the term for a triangle with one angle greater than 90 degrees?

Obtuse-angled triangle Signup and view all the answers

What is a concave polygon?

A polygon with at least one interior angle more than 180 degrees Signup and view all the answers

What is a sector of a circle?

A region bounded by two radii and an arc Signup and view all the answers

What is the purpose of using transformations in geometry?

To understand how shapes interact and relate to each other Signup and view all the answers

What is the purpose of drawing a legend on a graph?

To include a key for multiple datasets or colors Signup and view all the answers

What is the term for the side opposite the right angle in a right-angled triangle?

Hypotenuse Signup and view all the answers

What is the purpose of constructing quadrilaterals?

To create accurate quadrilaterals with specific properties Signup and view all the answers

What is the Pythagorean theorem used for?

To solve problems involving right triangles Signup and view all the answers

What is the process of constructing a perpendicular bisector?

Using a compass to create two arcs from the endpoints of a line segment Signup and view all the answers

Which type of graph is used to show proportions of different categories?

Pie chart Signup and view all the answers

What is the process of solving geometric problems involving?

Applying knowledge of shape attributes, relationships, and theorems Signup and view all the answers

What is the term for the process of drawing a graph?

Graphing Signup and view all the answers

What is the benefit of using theorems and properties in geometry?

To enhance critical thinking and spatial reasoning skills Signup and view all the answers

What is the purpose of identifying trends in a graph?

To predict future values Signup and view all the answers

What is the purpose of identifying geometric figures?

To recognize and understand the defining properties of shapes Signup and view all the answers

What is the term for a graph that displays continuous data divided into intervals?

Histogram Signup and view all the answers

What is the mathematical formula to find the length of the hypotenuse of a right-angled triangle?

c = √(a^2 + b^2) Signup and view all the answers

What is the relationship between the sides of an acute-angled triangle?

a^2 + b^2 > c^2 Signup and view all the answers

What is the formula to calculate the area of a square?

A = s^2 Signup and view all the answers

What is the formula to calculate the perimeter of a rectangle?

P = 2(l + b) Signup and view all the answers

What is the formula to calculate the area of a square?

A = s^2 Signup and view all the answers

What is the formula to calculate the perimeter of a rectangle?

P = 2l + 2b Signup and view all the answers

What is the formula to calculate the circumference of a circle?

C = πd Signup and view all the answers

What is the formula to calculate the area of a triangle?

A = 1/2 × base × height Signup and view all the answers

What is the formula to calculate the circumference of a circle?

C = 2πr Signup and view all the answers

What is the formula to calculate the area of a circle?

A = πr^2 Signup and view all the answers

What is the process of converting between square units?

Multiplying by the conversion factor Signup and view all the answers

What is the formula to calculate the area of a circle?

A = πr^2 Signup and view all the answers

How do you calculate the area of a composite shape?

Break it down into simpler shapes and calculate their areas separately Signup and view all the answers

What is the purpose of using the Pythagorean theorem?

To find the length of the hypotenuse of a right-angled triangle Signup and view all the answers

What is the unit of measurement for the area of a shape?

mm² Signup and view all the answers

What is the converse of the Pythagorean theorem used for?

To verify if a triangle is right-angled Signup and view all the answers

What is the relationship between the radius and diameter of a circle?

d = 2r Signup and view all the answers

How do you convert between units of measurement for area?

Square the conversion factor Signup and view all the answers

What is the main characteristic of similar shapes?

They have the same shape but not necessarily the same size Signup and view all the answers

What is the purpose of using scale factors in similar shapes?

To scale shapes up or down Signup and view all the answers

What is the main difference between a bar graph and a histogram?

The type of data represented Signup and view all the answers

What is the purpose of a title in a graph?

To understand what the graph is about Signup and view all the answers

What is the term for the relationship between two variables in a scatter plot?

Correlation Signup and view all the answers

What is the purpose of using AA, SAS, and SSS criteria in similar shapes?

To determine the similarity of shapes Signup and view all the answers

What is the first step in solving a geometry problem involving congruent shapes?

Draw diagrams to visualize the problem Signup and view all the answers

What is the term for a graph that shows trends over time?

Line graph Signup and view all the answers

What is the definition of congruent shapes?

Two shapes with the same shape and size Signup and view all the answers

What is the purpose of using the property of corresponding angles in similar shapes?

To determine the similarity of shapes Signup and view all the answers

What is the Side-Side-Side (SSS) congruence criterion for triangles?

If all three sides of one triangle are equal to all three sides of another triangle Signup and view all the answers

What is the term for a graph that displays proportions and percentages as segments of a circle?

Pie chart Signup and view all the answers

What is the purpose of using the proportionality of corresponding sides in similar shapes?

To determine the similarity of shapes Signup and view all the answers

What is the definition of similar shapes?

Two shapes with the same shape but not necessarily the same size Signup and view all the answers

What is the Angle-Angle (AA) similarity criterion for triangles?

If two angles of one triangle are equal to two angles of another triangle Signup and view all the answers

What is the purpose of using congruent shapes in problem-solving?

To compare shapes and solve problems involving geometric figures Signup and view all the answers

What is the result of applying the properties of congruent shapes?

Corresponding sides and angles are equal Signup and view all the answers

What is the benefit of using congruent shapes in real-world applications?

To solve practical problems involving geometric figures Signup and view all the answers

What is the purpose of proving congruence in geometry?

To construct logical arguments to show that two shapes are congruent Signup and view all the answers

What is the result of using congruence criteria in geometry?

Two shapes are congruent Signup and view all the answers

What is the definition of an equation?

A mathematical statement that asserts the equality of two expressions. Signup and view all the answers

What is the purpose of solving an equation?

To find the value of the variable that makes the equation true. Signup and view all the answers

What is the term for two or more equations that have the same solution?

Equivalent equations Signup and view all the answers

What is the term for evaluating an expression by substituting a variable with a value?

Doing Signup and view all the answers

What is the sum of angles that form on a straight line?

180° Signup and view all the answers

What is the term for angles that add up to 180°?

Supplementary angles Signup and view all the answers

What is the formula for angles on a straight line?

∠1 + ∠2 + ∠3 = 180° Signup and view all the answers

If two lines are perpendicular, what are their adjacent supplementary angles?

Each 90° Signup and view all the answers

What is the definition of vertically opposite angles?

Angles that are opposite each other when two lines intersect. Signup and view all the answers

What is the key property of corresponding angles when two lines are parallel?

They are equal. Signup and view all the answers

What is the formula for co-interior angles when two lines are parallel?

Angle a + Angle b = 180° Signup and view all the answers

What is the sum of the interior angles of a quadrilateral?

360° Signup and view all the answers

What is the definition of a scalene triangle?

A triangle with all sides and angles different. Signup and view all the answers

What is the key property of alternate interior angles when two lines are parallel?

They are equal. Signup and view all the answers

What is the formula for alternate exterior angles when two lines are parallel?

Angle a = Angle b Signup and view all the answers

What is the definition of a rectangle?

A quadrilateral with opposite sides equal and four right angles. Signup and view all the answers

What is the key property of co-interior angles when two lines are parallel?

They are supplementary. Signup and view all the answers

What is the definition of a transversal?

A line that intersects at least two other lines. Signup and view all the answers

What is the first step in solving a problem involving geometric figures?

Draw diagrams to visualize the problem Signup and view all the answers

What is the definition of congruent shapes?

Shapes with the same shape and size Signup and view all the answers

What is the Side-Side-Side (SSS) congruence criterion for triangles?

If all three sides of one triangle are equal to all three sides of another triangle Signup and view all the answers

What is the definition of similar shapes?

Shapes with the same shape but not necessarily the same size Signup and view all the answers

What is the Angle-Angle (AA) similarity criterion for triangles?

If two angles of one triangle are equal to two angles of another triangle Signup and view all the answers

What is the purpose of using congruent shapes in problem-solving?

To identify the properties of corresponding sides and angles Signup and view all the answers

What is the Right Angle-Hypotenuse-Side (RHS) congruence criterion for triangles?

If the hypotenuse and one other side of one triangle are equal to the hypotenuse and one other side of another triangle Signup and view all the answers

What is the benefit of using similar shapes in problem-solving?

To scale up or down a shape to solve a problem Signup and view all the answers

What is the purpose of using problem-solving steps in geometry?

To visualize the problem and identify the geometric figures involved Signup and view all the answers

What is the result of applying the properties of congruent shapes?

Corresponding sides and angles are equal Signup and view all the answers

What is the defining characteristic of a kite?

Two pairs of adjacent sides are equal with one pair of opposite equal angles Signup and view all the answers

What is the name of the line segment that touches two points on a circle?

Chord Signup and view all the answers

What is the term for the process of dividing an angle into two equal parts?

Bisecting an angle Signup and view all the answers

What is the name of the technique used to construct a triangle given three sides?

SSS (Given three sides) Signup and view all the answers

What is the term for the line that passes through the midpoint of a line segment, and is perpendicular to it?

Perpendicular bisector Signup and view all the answers

What is the name of the figure that is formed by two radii and an arc of a circle?

Sector Signup and view all the answers

What is the term for the process of constructing a line that is perpendicular to a given line?

Constructing a perpendicular line Signup and view all the answers

What is the name of the quadrilateral that has all sides of equal length?

Rhombus Signup and view all the answers

What is the term for the process of examining the attributes, relationships, and characteristics of various shapes?

Investigating properties Signup and view all the answers

What is the name of the quadrilateral that has opposite sides of equal length, and opposite angles that are equal?

Parallelogram Signup and view all the answers

What is the sum of interior angles of a quadrilateral?

360° Signup and view all the answers

What is the definition of a cyclic quadrilateral?

A quadrilateral inscribed in a circle Signup and view all the answers

What is the definition of similar shapes?

Two shapes with the same shape but not necessarily the same size Signup and view all the answers

What is the purpose of identifying similar shapes?

To apply the property that corresponding angles of similar shapes are equal Signup and view all the answers

What is the property of a parallelogram?

Opposite sides are equal and parallel Signup and view all the answers

What is the scale factor between two similar shapes?

The ratio of the corresponding side lengths Signup and view all the answers

What is the central angle theorem in a circle?

The angle subtended by an arc at the center is twice the angle subtended at any point on the circumference Signup and view all the answers

What is the purpose of using graphs in real-world applications?

To show the relationships between variables Signup and view all the answers

What is the property of an isosceles triangle?

Two sides are equal Signup and view all the answers

What is the definition of a similarity transformation?

A transformation that changes the size but not the shape Signup and view all the answers

What is the types of graph used to display proportions and percentages as segments of a circle?

Pie chart Signup and view all the answers

What is the Pythagorean theorem?

a^2 + b^2 = c^2 Signup and view all the answers

What is the purpose of interpreting bar graphs?

To compare the heights of different bars Signup and view all the answers

What is the definition of a congruent triangle?

A triangle with the same size and shape Signup and view all the answers

What is the trend line in a scatter plot?

A line that shows the relationship between two variables Signup and view all the answers

What is the purpose of analyzing graphs?

To understand the relationships between variables Signup and view all the answers

What is the property of a rhombus?

All sides are equal and diagonals bisect each other at right angles Signup and view all the answers

What is the definition of a trapezium?

A quadrilateral with two opposite sides parallel Signup and view all the answers

What is the purpose of identifying congruent shapes?

To use the properties of congruent shapes to solve problems Signup and view all the answers

What is the purpose of combining similarity and congruence in geometric proofs?

To develop logical arguments to establish relationships between different parts of geometric figures Signup and view all the answers

In a right-angled triangle, what is the relationship between the squares of the lengths of the sides?

a^2 + b^2 = c^2 Signup and view all the answers

What is the formula to find the length of the hypotenuse of a right-angled triangle?

c = √(a^2 + b^2) Signup and view all the answers

What is the perimeter of a rectangle with a length of 5 cm and a breadth of 3 cm?

16 cm Signup and view all the answers

What is the area of a circle with a radius of 4 cm?

16π cm^2 Signup and view all the answers

What is the formula to find the circumference of a circle?

C = 2πr Signup and view all the answers

What is the converse of the Pythagorean theorem?

If the sum of the squares of two sides of a triangle is equal to the square of the third side, the triangle is right-angled. Signup and view all the answers

What is the formula to find the area of a square?

A = s^2 Signup and view all the answers

What is the formula to find the perimeter of a rectangle?

P = 2l + 2b Signup and view all the answers

What is the relationship between the sides of an acute-angled triangle?

a^2 + b^2 > c^2 Signup and view all the answers

What is the formula to find the area of a rectangle?

A = l × b Signup and view all the answers

What is the primary purpose of checking the scale in a graph?

To understand the range and intervals of data Signup and view all the answers

What type of graph is used to show the relationship between two variables?

Scatter plot Signup and view all the answers

What is the formula for the Pythagorean Theorem?

c^2 = a^2 + b^2 Signup and view all the answers

What is the purpose of a title in a graph?

To provide a clear and descriptive title for the graph Signup and view all the answers

What is the name of the side opposite the right angle in a right-angled triangle?

Hypotenuse Signup and view all the answers

What type of graph is used to show categorical data?

Bar graph Signup and view all the answers

What is the purpose of drawing a line of best fit in a scatter plot?

To show the correlation between variables Signup and view all the answers

What is the benefit of using pie charts?

To understand the proportion of each category Signup and view all the answers

What is the purpose of labeling the axes in a graph?

To identify the variables being measured Signup and view all the answers

What is the primary purpose of drawing a histogram?

To visualize the distribution of continuous data Signup and view all the answers

What is the formula to find the perimeter of a square?

P = 4s Signup and view all the answers

What is the formula to find the area of a triangle?

A = 1/2 × base × height Signup and view all the answers

What is the formula to find the circumference of a circle?

C = 2πr Signup and view all the answers

What is the formula to find the area of a circle?

A = πr^2 Signup and view all the answers

What is the process of breaking down a composite shape into simpler shapes to calculate its area?

Decomposition Signup and view all the answers

What is the unit of measurement for the area of a shape?

m² Signup and view all the answers

What is the formula to find the perimeter of a rectangle?

P = 2l + 2b Signup and view all the answers

What is the diameter of a circle?

A line segment passing through the center, joining two points on the circle Signup and view all the answers

What is the term for the value(s) of the variable(s) that make an equation true?

Solution Signup and view all the answers

What is the purpose of using additive inverses when solving an equation?

To move constants to the other side of the equation Signup and view all the answers

What is the sum of angles that form on a straight line?

180° Signup and view all the answers

What is the term for two or more equations that have the same solution?

Equivalent equations Signup and view all the answers

What is the process of finding the original value of the variable that produces a given result?

Undoing Signup and view all the answers

What is the term for numbers that add up to zero?

Additive inverses Signup and view all the answers

What is the term for two angles that add up to 180°?

Supplementary angles Signup and view all the answers

What is the process of evaluating an expression by substituting a variable with a value?

Doing Signup and view all the answers

What is the relationship between vertically opposite angles?

They are always equal. Signup and view all the answers

What is the formula for alternate interior angles formed by a transversal intersecting two parallel lines?

∠d = ∠f Signup and view all the answers

What is the sum of the interior angles of a quadrilateral formed by a transversal intersecting two parallel lines?

360° Signup and view all the answers

What is the relationship between co-interior angles formed by a transversal intersecting two parallel lines?

They are always supplementary. Signup and view all the answers

What type of angles are formed when a transversal intersects two lines, and they lie on the same side of the transversal and in matching positions?

Corresponding angles Signup and view all the answers

What is the key property of vertically opposite angles?

They are always equal. Signup and view all the answers

What type of angles are formed when a transversal intersects two lines, and they lie on opposite sides of the transversal and inside the two lines?

Alternate interior angles Signup and view all the answers

What is the formula for co-interior angles formed by a transversal intersecting two parallel lines?

∠c + ∠f = 180° Signup and view all the answers

What is the relationship between alternate exterior angles formed by a transversal intersecting two parallel lines?

They are always equal. Signup and view all the answers

What type of angles are formed when a transversal intersects two lines, and they lie outside the two lines on opposite sides of the transversal?

Alternate exterior angles Signup and view all the answers

What is the sum of the interior angles of a triangle?

180° Signup and view all the answers

Which of the following quadrilaterals has all sides equal and opposite angles equal?

Rhombus Signup and view all the answers

What is the angle subtended by an arc at the center of a circle?

Twice the angle subtended at any point on the circumference Signup and view all the answers

What is the primary difference between similar and congruent shapes?

Congruent shapes have the same size, while similar shapes have different sizes. Signup and view all the answers

Which of the following is a criterion for proving the congruence of two triangles?

Side-Side-Side (SSS) Signup and view all the answers

What is the process of applying theorems to prove properties of geometric figures?

Using Theorems and Proofs Signup and view all the answers

What is the purpose of drawing diagrams when solving geometric problems?

To visualize the problem and identify key elements. Signup and view all the answers

Which of the following shapes has a line of symmetry and rotational symmetry?

All of the above Signup and view all the answers

What is the sum of the interior angles of a quadrilateral?

360° Signup and view all the answers

What is the definition of congruent shapes?

Shapes that have the same shape and size. Signup and view all the answers

Which of the following is a property of congruent shapes?

Corresponding angles are equal. Signup and view all the answers

What is the process of finding unknown angles and side lengths in triangles?

Properties of Triangles Signup and view all the answers

What is the purpose of solving problems with congruent shapes?

To design patterns and create tiling designs. Signup and view all the answers

Which of the following is a type of transformation?

All of the above Signup and view all the answers

What is the definition of similar shapes?

Shapes that have the same shape but not necessarily the same size. Signup and view all the answers

What is the purpose of investigating lines of symmetry and rotational symmetry in geometric figures?

To develop spatial reasoning skills Signup and view all the answers

What is the result of subtracting a negative integer from a positive integer?

An integer greater than the positive integer Signup and view all the answers

Which of the following is a criterion for proving the similarity of two triangles?

Angle-Angle (AA) Signup and view all the answers

What is the result of proving that two shapes are congruent?

The corresponding sides and angles are equal. Signup and view all the answers

What is the benefit of using congruent and similar shapes in problem-solving?

To apply theorems and properties to real-world problems. Signup and view all the answers

What is the key characteristic of a kite?

Two pairs of adjacent sides are equal with one pair of opposite equal angles Signup and view all the answers

What is the term for the region bounded by two radii and an arc of a circle?

Sector Signup and view all the answers

What is the primary tool used to bisect an angle in geometry?

Compass Signup and view all the answers

What is the term for a polygon with all sides and angles equal?

Regular polygon Signup and view all the answers

What is the method of constructing a 90° angle?

Using a perpendicular bisector Signup and view all the answers

What is the term for a line segment within a circle that touches two points?

Chord Signup and view all the answers

What is the focus of constructing 2D shapes?

Creating accurate shapes, angles, and lines Signup and view all the answers

What is the term for the distance from the center of a circle to any point on the circle?

Radius Signup and view all the answers

What is the process of constructing triangles given three sides?

Using a compass to measure and draw sides Signup and view all the answers

What is the term for a polygon with at least one interior angle more than 180 degrees?

Concave polygon Signup and view all the answers

What is the formula to calculate the area of a square?

A = s^2 Signup and view all the answers

What is the formula to calculate the perimeter of a rectangle?

P = 2l + 2b Signup and view all the answers

What is the formula to calculate the circumference of a circle?

C = 2πr Signup and view all the answers

What is the main purpose of checking the scale in a graph?

To understand the range and intervals of the data Signup and view all the answers

What is the formula to calculate the area of a circle?

A = πr^2 Signup and view all the answers

What is the method to calculate the area of a composite shape?

Break down into simpler shapes, calculate their areas separately, and then sum them up Signup and view all the answers

What type of graph is used to show the relationship between two variables?

Scatter plot Signup and view all the answers

What is the formula for the Pythagorean Theorem?

c^2 = a^2 + b^2 Signup and view all the answers

What is the formula to calculate the perimeter of a triangle?

P = a + b + c Signup and view all the answers

What is the unit of measurement for the area of a shape?

cm² Signup and view all the answers

What is the purpose of a legend in a graph?

To include a key for multiple datasets or colors Signup and view all the answers

What type of triangle has one angle that is greater than 90 degrees?

Obtuse-angled triangle Signup and view all the answers

What is the process of converting between units of measurement?

Conversion using standard conversion factors Signup and view all the answers

What is the purpose of using a title in a graph?

To provide a descriptive title for the graph Signup and view all the answers

What is the side opposite the right angle in a right-angled triangle called?

Hypotenuse Signup and view all the answers

What is the purpose of using a pie chart?

To show the proportion of each category Signup and view all the answers

What is the purpose of using a bar graph?

To compare categorical data Signup and view all the answers

What is the purpose of using a histogram?

To show the distribution of continuous data Signup and view all the answers

What is the main criterion for determining if two shapes are similar?

Corresponding angles are equal and corresponding sides are proportional Signup and view all the answers

What is the purpose of using scale factors in similar shapes?

To determine the proportionality of corresponding sides Signup and view all the answers

What type of graph is used to display proportions and percentages as segments of a circle?

Pie chart Signup and view all the answers

What is the main difference between a bar graph and a histogram?

The type of data they represent Signup and view all the answers

What is the purpose of analyzing the trend line in a scatter plot?

To determine the correlation between variables Signup and view all the answers

What is the benefit of using similar shapes in real-world applications?

To create scale models Signup and view all the answers

What is the purpose of using the property of corresponding angles in similar shapes?

To prove the similarity of two shapes Signup and view all the answers

What is the benefit of combining congruence and similarity in geometric proofs?

To establish relationships between different parts of geometric figures Signup and view all the answers

What is the purpose of interpreting axis labels in a graph?

To understand what each axis represents Signup and view all the answers

What is the benefit of using graphs to visualize data?

To understand relationships between variables Signup and view all the answers

What is the relationship between the sides of an acute-angled triangle?

a^2 + b^2 > c^2 Signup and view all the answers

What is the formula to find the length of the hypotenuse of a right-angled triangle?

c = √(a^2 + b^2) Signup and view all the answers

What is the converse of the Pythagorean theorem?

If the sum of the squares of two sides is equal to the square of the third side, then the triangle is right-angled. Signup and view all the answers

What is the formula to find the perimeter of a rectangle?

P = 2(l + b) Signup and view all the answers

What is the formula to find the area of a square?

A = s^2 Signup and view all the answers

What is the formula to find the circumference of a circle?

C = 2πr Signup and view all the answers

What is the formula to find the area of a circle?

A = πr^2 Signup and view all the answers

What is the conversion from cm to mm?

1 cm = 100 mm Signup and view all the answers

What is the conversion from m^2 to cm^2?

1 m^2 = 10,000 cm^2 Signup and view all the answers

What is the perimeter of a shape?

The distance around a shape. Signup and view all the answers

What is the definition of an equation?

A mathematical statement that asserts the equality of two expressions. Signup and view all the answers

What is the purpose of solving an equation?

To find the value of a variable that makes the equation true. Signup and view all the answers

What is the term for two or more equations that have the same solution?

Equivalent equations Signup and view all the answers

What is the 'doing' process in solving equations?

Evaluating an expression by substituting a variable with a value. Signup and view all the answers

What is the additive inverse of a number?

A number that adds up to zero. Signup and view all the answers

What is the formula for angles on a straight line?

$\angle 1 + \angle 2 + \angle 3 = 180$ Signup and view all the answers

What is the term for two angles that add up to 180?

Supplementary angles Signup and view all the answers

If two lines are perpendicular, what can be said about their adjacent supplementary angles?

They are each 90 Signup and view all the answers

When two lines intersect, what is the relationship between the vertically opposite angles?

They are always equal. Signup and view all the answers

What is the formula for alternate interior angles when two lines are parallel and intersected by a transversal?

∠d = ∠f Signup and view all the answers

What is the sum of the interior angles of a quadrilateral?

360° Signup and view all the answers

What is the relationship between the co-interior angles when two lines are parallel and intersected by a transversal?

They are supplementary. Signup and view all the answers

What is the type of angle that lies on the same side of the transversal and in matching positions when two lines are intersected by a transversal?

Corresponding angle Signup and view all the answers

When a transversal intersects two parallel lines, what is the relationship between the corresponding angles?

They are equal. Signup and view all the answers

What is the type of angle that lies on opposite sides of the transversal and inside the two lines when two lines are intersected by a transversal?

Alternate interior angle Signup and view all the answers

When two lines are intersected by a transversal, what is the relationship between the alternate exterior angles?

They are equal. Signup and view all the answers

What is the type of angle that lies on the same side of the transversal and outside the two lines when two lines are intersected by a transversal?

Alternate exterior angle Signup and view all the answers

When two lines are parallel and intersected by a transversal, what is the relationship between the co-interior angles?

They are supplementary. Signup and view all the answers

Which of the following shapes has opposite sides that are equal and parallel with opposite equal angles?

Parallelogram Signup and view all the answers

What is the term for the distance from the center to any point on the circle?

Radius Signup and view all the answers

Which of the following techniques is used to construct a 60° angle?

Drawing an equilateral triangle Signup and view all the answers

What is the term for the region bounded by two radii and an arc?

Sector Signup and view all the answers

Which of the following is NOT a characteristic of a convex polygon?

At least one interior angle is more than 180 degrees Signup and view all the answers

What is the term for the process of creating precise figures using specific tools and methods?

Construction Signup and view all the answers

Which of the following is a technique used to construct a triangle given three sides?

Using a compass to measure and draw sides Signup and view all the answers

What is the term for the line segment within the circle that touches two points?

Chord Signup and view all the answers

Which of the following is a characteristic of a regular polygon?

All sides are equal and all angles are equal Signup and view all the answers

What is the term for the angle formed by two lines that intersect at a right angle?

Right angle Signup and view all the answers

What is the sum of the interior angles of a quadrilateral?

360° Signup and view all the answers

If two triangles are congruent, what can be said about their corresponding sides?

They are equal in length Signup and view all the answers

What is the name of the theorem that states that the sum of the interior angles of a triangle is 180°?

Angle sum theorem Signup and view all the answers

What is the term for a quadrilateral with opposite sides equal and parallel?

Parallelogram Signup and view all the answers

What is the name of the line that passes through the center of a circle and bisects a chord?

Perpendicular bisector Signup and view all the answers

What is the term for the rotation of a shape around a fixed point?

Rotation Signup and view all the answers

What is the sum of the interior angles of a triangle inscribed in a circle?

180° Signup and view all the answers

What is the term for the property of a shape that remains unchanged after a rotation?

Rotational symmetry Signup and view all the answers

What is the name of the theorem that states that the angle subtended by an arc at the center of a circle is twice the angle subtended at any point on the circumference?

Central angle theorem Signup and view all the answers

What is the term for the process of using theorems and proofs to prove properties of geometric figures?

Using theorems and proofs Signup and view all the answers

What is the primary difference between similar and congruent shapes?

Similar shapes have proportional corresponding sides, while congruent shapes have equal corresponding sides Signup and view all the answers

Which of the following criteria is used to determine if two triangles are congruent?

All of the above Signup and view all the answers

What is the primary purpose of using similarity criteria in triangles?

To determine if two triangles are similar Signup and view all the answers

What is the result of applying the property of corresponding sides of congruent shapes?

The corresponding sides are equal in length Signup and view all the answers

What is the primary benefit of using congruent shapes in real-world applications?

To design patterns and create tiling designs Signup and view all the answers

What is the role of the Angle-Angle-Side (AAS) criterion in determining congruent triangles?

It is used to determine if two triangles are congruent Signup and view all the answers

What is the primary difference between the Side-Side-Side (SSS) and Angle-Side-Angle (ASA) criteria?

SSS requires three equal sides, while ASA requires two equal angles and one equal side Signup and view all the answers

What is the result of applying the property of corresponding angles of congruent shapes?

The corresponding angles are equal Signup and view all the answers

What is the primary purpose of using the Right Angle-Hypotenuse-Side (RHS) criterion?

To determine if two triangles are congruent Signup and view all the answers

What is the role of the Side-Angle-Side (SAS) criterion in determining congruent triangles?

It is used to determine if two triangles are congruent Signup and view all the answers

If two shapes are similar, what can be concluded about their corresponding angles?

They are equal Signup and view all the answers

What is the purpose of using scale factors in similar shapes?

To determine the proportionality of corresponding sides Signup and view all the answers

Which of the following graphs is used to display categorical data with rectangular bars?

Bar graph Signup and view all the answers

What is the purpose of the key or legend in a graph?

To interpret different colors or patterns Signup and view all the answers

If two shapes are similar, what can be concluded about their corresponding sides?

They are proportional Signup and view all the answers

What is the purpose of using histograms in graphing?

To display continuous data divided into intervals Signup and view all the answers

If a scatter plot shows a positive correlation, what can be concluded?

As one variable increases, the other variable tends to increase Signup and view all the answers

What is the purpose of analyzing composite figures involving similar and congruent shapes?

To break down complex figures into simpler components to analyze and solve for unknowns Signup and view all the answers

What is the purpose of using similarity criteria in solving problems involving similar shapes?

To determine the proportionality of corresponding sides Signup and view all the answers

What is the purpose of using geometric proofs in solving problems involving similar and congruent shapes?

To develop logical arguments to establish relationships between different parts of geometric figures Signup and view all the answers

What is the primary purpose of checking the scale when drawing a graph?

To understand the range and intervals of the data Signup and view all the answers

What type of graph is used to show the relationship between two variables?

Scatter plot Signup and view all the answers

What is the formula for the Pythagorean Theorem?

c^2 = a^2 + b^2 Signup and view all the answers

What is the purpose of drawing a line of best fit in a scatter plot?

To show the trend in the data Signup and view all the answers

What type of triangle has one angle greater than 90 degrees?

Obtuse-angled triangle Signup and view all the answers

What is the purpose of using a title in a graph?

To provide a clear and descriptive title Signup and view all the answers

What is the result of applying the Pythagorean Theorem to a right-angled triangle with sides 3 and 4?

5 Signup and view all the answers

What is the purpose of using a legend in a graph?

To differentiate between multiple datasets Signup and view all the answers

What is the characteristic of a right-angled triangle?

One angle is equal to 90 degrees Signup and view all the answers

What is the purpose of using intervals in a histogram?

To divide the data into continuous ranges Signup and view all the answers

What is the formula for the perimeter of a rectangle?

P = 2(l + b) Signup and view all the answers

If the radius of a circle is 7 cm, what is its area?

A = 3.14 × 7² Signup and view all the answers

What is the formula for the circumference of a circle?

C = 2 × π × r Signup and view all the answers

Math Gr 8 Nov Exam (Mix)

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Questions and Answers

What is the purpose of rounding off numbers in calculations?

What is the process of adjusting the rounded results to correct for the error introduced by rounding called?

What is the method of adding numbers in which numbers are broken down into parts and added separately?

What is the technique used in subtraction when the top digit is smaller than the bottom digit in a column?

What is the process of expressing a number as the product of its prime factors?

What is the largest number that divides two or more numbers without leaving a remainder?

What is the method of multiplication in which each digit is multiplied separately and the partial products are summed?

Which of the following is a characteristic of a prime number?

What is the term for the leftover value in long division?

Why is rounding off to the nearest thousand used in estimating products?

What is the formula to calculate distance when given speed and time?

How do you find the LCM of two numbers?

What is the term for the process of breaking down numbers into smaller manageable parts in long division?

What is the purpose of finding the HCF in fractions?

What is the purpose of carrying over in multiplication?

What is the benefit of using multiples of a thousand when estimating products?

What is the definition of a multiple of a number?

How do you determine if a number is prime?

What is the purpose of finding the prime factorization of a number?

What is the definition of a composite number?

If a recipe serves 12 people and you want to serve 18 people, by what factor do you need to scale up the ingredients?

To decrease the quantity of an ingredient by 25% in a recipe, what operation do you need to perform?

What is the selling price of an article marked at $100 with a 20% discount?

If the cost price of an article is $50 and the selling price is $60, what is the profit percentage?

What is the result of subtracting a negative integer from a positive integer?

What is the absolute value of the integer -5?

What is the product of two negative integers?

What is the result of cubing a negative integer?

If the distance traveled by a car in 2 hours is 120 km, what is its speed?

If the principal amount is $1000, the rate of interest is 5%, and the time is 2 years, what is the simple interest?

What is the commutative property of addition?

Which of the following properties does not apply to subtraction and division?

What is the purpose of using a summary table for multiplication?

What is the distributive property of multiplication over subtraction?

What is the purpose of estimating in calculations with whole numbers?

What is the associative property of addition?

What is the additive property of 0?

What is the benefit of using the commutative and associative properties in calculations?

What is the result of adding a positive integer to its additive inverse?

What is the product of a positive integer and a negative integer?

What is the result of subtracting a positive integer from its additive inverse?

What is the commutative property of addition?

What is the result of adding a negative integer to a positive integer?

What is the distributive property of multiplication?

What is the result of subtracting a negative integer from a positive integer?

What is the result of multiplying a negative integer by a negative integer?

What is the result of dividing a positive integer by a negative integer?

What is the cube root of a negative integer?

What is the result of multiplying a positive integer and a negative integer?

What is the purpose of the distributive property?

What is the result of raising a negative integer to an even power?

What is the formula for multiplying powers with the same base?

What is the result of subtracting a negative integer from a positive integer?

What property of integers states that the order of the numbers does not change the sum?

What is the result of multiplying an integer by its additive inverse?

What is the result of squaring a negative fraction?

Which property of integers states that changing the grouping of numbers does not change the product?

What is the purpose of scientific notation?

What is the result of adding zero to any integer?

What is the result of dividing a positive integer by a negative integer?

What is the result of subtracting an integer from a smaller integer?

What is the property of exponents that states a^m × a^n = a^(m+n)?

What is the result of multiplying two integers with different signs?

What is the result of raising a number to the power of zero?

What is the absolute value of an integer?

What is the formula for equivalent fractions?

What property of integers allows us to multiply a number by a sum of numbers?

What is the result of multiplying an integer by one?

When adding or subtracting decimal fractions, what is the first step?

When multiplying decimal fractions, why do we convert them to whole numbers?

When dividing a decimal fraction, what do we do to the divisor?

What is the property of integer operations that allows us to add and subtract in any order?

What is the symbol used to indicate that one integer is greater than another?

What is the purpose of converting decimals to whole numbers in multiplication?

When dividing decimal fractions, what do we do to the result?

What is the property of multiplication that states that the order of the factors does not change the product?