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Class IX Mathematics Quiz - Surface Areas and Volumes

Class IX
Mathematics
Surface Areas and Volumes
14 questions
MEDIUM

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Preview questions

1. What is the formula for the surface area of a cube?

6a^2 · 4πr^2 · 2πrh + 2πr^2 · a^2 + b^2 + c^2

2. The volume of a cylinder is given by which formula?

πr^2h · 2πr^2h · 4/3πr^3 · 2πrh

3. What is the surface area of a sphere with radius r?

4πr^2 · 2πr^2 · 4/3πr^3 · πr^2

4. The volume of a cone is calculated using which formula?

1/3πr^2h · πr^2h · 2/3πr^3 · 4/3πr^2h

5. If the side of a cube is doubled, how does the surface area change?

Increases by 4 times · Increases by 8 times · Remains the same · Increases by 2 times