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Mathematics Class 9

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Questions and Answers

What is the formula to find the total surface area of a sphere?

4 * π * r^2 (correct)

π * r^2

3 * π * r^2

2 * π * r^2

What is the value of the expression 2^3 * 2^5?

2^20

2^15

2^8 (correct)

2^10

If two triangles are congruent, what can be said about their corresponding sides?

They are equal (correct)

They are proportional

They are perpendicular

They are parallel

If a bicycle is sold at a 10% profit, and the selling price is ₹ 880, what is the cost price of the bicycle?

<p>₹ 800</p> Signup and view all the answers

If x + 2 is a factor of the quadratic equation x^2 + 5x + 6, what is the value of the other factor?

<p>x + 3</p> Signup and view all the answers

Mathematics Class 9

Choose a study mode

Podcast

Questions and Answers

What is the formula to find the total surface area of a sphere?

What is the value of the expression 2^3 * 2^5?

If two triangles are congruent, what can be said about their corresponding sides?

If a bicycle is sold at a 10% profit, and the selling price is ₹ 880, what is the cost price of the bicycle?

If x + 2 is a factor of the quadratic equation x^2 + 5x + 6, what is the value of the other factor?

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