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Find the volume of the hemisphere of rad...

Find the volume of the hemisphere of radius 21 cm.

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The correct Answer is:
`19404cm^(3)`
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CPC CAMBRIDGE PUBLICATION-MODEL QUESTION PAPER -04 -QUESTIONS
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  3. Find the volume of the hemisphere of radius 21 cm.

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  4. Prove that n^(2)-n is divisible by 2 for every positive integer n.

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