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How much cloth material will be required...


How much cloth material will be required to cover 1 big central dome of radius 4.5 meters ? (Take `pi = (22)/(7))`

A

`127.28 m ^(2)`

B

`172.17 m ^(2)`

C

`170.17 m ^(2)`

D

`120.17 m ^(2)`

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OSWAL PUBLICATION-SURFACE AREAS AND VOLUMES -SELF ASSESSMENT-2 (CASE STUDY BASED QUESTIONS)
  1. How much cloth material will be required to cover 1 big central dome ...

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  2. Write the formula to find the volume of a cylindrical pillar:

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  3. Find the lateral surface area of two pillars of height of the pillar ...

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  4. How much is the volume of a hemisphere if the radius of the base is 2...

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  5. Write the formula to find the volume of a hemispherical domes.

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