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Choose the correct-one. If the surface...

Choose the correct-one.
If the surface area of a sphere is `144pi cm^2` then its radius is

A

6 cm

B

12cm

C

15 cm

D

9 cm

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KALYANI PUBLICATION-Surface Area and Volume-EXERCISE
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  5. A cone of radius 10 cm is divided into two parts by drawing a plane th...

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  6. What is the volume of a solid sphere of radius 2R?

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  7. Which two solid figures when considered makes a cylindrical pencil?

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  8. A cylinder and a cone are of the same base radius and of some height.F...

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  9. The radii of the ends of a frustum of a cone 40 cm height are 20 cm an...

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  10. The ratio of the volumes of two sphere is 27: 8. What is the ratio of ...

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  11. Fill up the gap. The curved surface area of a cone is also called th...

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  12. Fill up the gap. The slant height of a frustum is ............

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  13. Fill up the gap. Vertical cross-section of a right circular cylinder...

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  14. Fill up the gap. The shape of a glass (tumbler) is usually in the fo...

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  15. Fill up the gap. If each side of a cuboid is doubled the volume of t...

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  16. Choose the correct-one. The number of cubes of side 2 cm which can b...

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  17. Choose the correct-one. A shuttle cock used for playing badminton ha...

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  18. Choose the correct-one. The total surface area of a solid hemisphere...

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  19. Choose the correct-one. If the surface area of a sphere is 144pi cm^...

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  20. Choose the correct-one. The radii of two cylinders are in the ratio ...

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