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A Joker's cap is in the form of a right ...

A Joker's cap is in the form of a right circular cone of base radius 7cm and height 27 cm. Find the area of the sheet required to make 10 such caps.

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VGS PUBLICATION-BRILLIANT-SURFACE AREAS AND VOLUMES-EXERCISE
  1. A tent is cylindrical to a height of 4.8 m .and conical above it. The ...

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  2. What length of tarpaulin 3 m wide will be required to make a conical t...

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  3. A Joker's cap is in the form of a right circular cone of base radius 7...

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  4. Two similar cones have volumes 12 pi cu units and 96 pi cu. Units. If ...

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  5. Can you find the surface area of sphere in any other way?

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  6. Find the volume of sphere of radius 6.3 cm.

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  7. If the surface area of a sphere is 154 cm ^(2) , find its radius

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  8. A hemispherical bowl is made up of stone whose thickness is 5 cm. If t...

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  9. The hollow sphere, in which the circus motor cyelist performs his stun...

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  10. A shotput is a metallic sphere of radius 4.9 cm .If the density of the...

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  11. A hemispherical bowl has a radius of 3.5 cm What would be the volume o...

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  12. The radius of sphere is 3.5 cm Find its surface area and volume .

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  13. The surface area of sphere is 1018( 2)/(7) . Sq.cm . What is its volu...

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  14. The length of equator of the globe is 44cm . Find its surface area

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  15. The diameter of a spherical ball is 21cm . How much leather is require...

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  16. The ratio of radii of two spheres is 2: 3. Find the ratio of their sur...

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  17. Find the total surface area of hemi sphere of radius 10 cm. (Use pi = ...

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  18. The diameter of a spherical balloon increases from 14 cm. to 28 cm. as...

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  19. A hemispherical bowl is made of brass .0.25 cm. thickness .The inner r...

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  20. The diameter of a lead ball is 2.1 cm The density of the lead used is ...

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