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The curved surface area of a sphere of r...

The curved surface area of a sphere of radius 7 cm is :

A

`516 cm^2`

B

`616 cm^2`

C

`716 cm^2`

D

`880 cm^2`

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MBD-Surface Areas and Volumes-Exercise
  1. The curved surface area of a hemisphere of radius r is :

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  2. Total surface area of a hemisphere of radius r is :

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  3. The curved surface area of a sphere of radius 7 cm is :

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  4. The curved surface area of a hemisphere of radius 21 cm is :

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  5. The curved surface area of a sphere of radius 14 cm is :

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  6. Curved surface area of sphere of diameter 14 cm is :

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  7. Total surface area of a hemisphere of radius 10 cm is :

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  9. A matchbox 4 cm x 2.5 cm x 1.5 cm. What will be the volume a packet co...

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  10. A cuboidal water tank is 6 m long 5 m wide and 4.5 m deep. How many li...

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  11. A cuboidal vessel is 10 m long and 8 m wide. How high must it be made ...

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  12. The capacity of a cuboidal tank is 50000 litres. The length and depth ...

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  14. A river 3 m deep and 40 m wide is flowing at the rate of 2 km per hour...

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  15. The circumference of the base of a cylindrical vessel is 132 cm and it...

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  16. If the lateral surface of a cylinder is 94.2 cm and its height is 5 cm...

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  17. Cost of painting inear surface of a 10 cm deep cylindrical vessel is R...

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  18. The height and slant height of a cone are 21 cm and 28 cm. Its volume ...

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  19. The radius and height of a right circular cone are 6 cm and 7 cm respe...

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  20. The radius and height of a conical vessel are 7 cm and 25 cm respectiv...

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