Questions and Answers
What is a commission?
What is a contradiction in mathematics?
A statement that goes against an assumption.
What is a conversion factor?
A numerical factor used to multiply or divide a quantity when converting from one system of units to another.
What are corresponding angles?
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What are corresponding sides?
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What are cross products?
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What is a discount?
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If a $30 item has a 20% discount, how much would you have to pay for it?
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What is an equation?
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What is a formula?
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What is an identity?
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What is indirect measurement?
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What is interest?
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What is a literal equation?
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What is markup?
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What does percent mean?
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What is percent change?
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What is percent decrease?
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What is percent increase?
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Study Notes
Key Terms in Algebra 1
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Commission: A fee for services, typically calculated as a percentage of the total cost.
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Contradiction: In mathematics, a statement that opposes an assumption, such as assuming a variable is negative and subsequently stating it equals a positive product.
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Conversion Factor: A numerical multiplier or divisor used for changing quantities from one unit system to another.
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Corresponding Angles: Angles located at the same position in two different intersections created by a transversal crossing parallel lines.
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Corresponding Sides: Sides in two figures that occupy the same relative position.
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Cross Products: Equal products achieved by multiplying opposite terms in a proportion, demonstrating equality of two ratios.
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Discount: A percentage deducted from a price; for example, a 10% discount on a $30 item results in a $3 reduction.
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Equation: A mathematical expression stating that two quantities are equal, represented on either side of an equals sign.
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Formula: A mathematical expression using symbols to describe the relationship between variables; for instance, the volume of a box is calculated as V = h × w × l.
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Identity: An equality that holds true regardless of the values substituted in; examples include algebraic identities like (x + y)² = x² + 2xy + y².
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Indirect Measurement: A method to determine a value using proportions when direct measurement is unfeasible.
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Interest: The cost associated with a loan or investment, representing the price paid for borrowed money.
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Literal Equation: An equation that expresses known quantities using letters, as opposed to numerical equations.
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Markup: The process of determining the increase in value or price, refocusing on the absolute change and its percentage related to the original amount.
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Percent: Refers to parts per hundred, often used to express ratios or comparisons.
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Percent Change: A measure of how much a quantity increases or decreases in relation to its previous value.
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Percent Decrease: A specific measure of how much a quantity loses in value, expressed as a percentage.
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Percent Increase: A specific measure of how much a value gains relative to its original amount, also expressed as a percentage.
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Description
Test your knowledge with flashcards from Algebra 1 Lesson 2. This quiz covers key terms such as commission, contradiction, and conversion factors, essential concepts for mastering algebra. Perfect for students looking to reinforce their understanding of these foundational ideas.