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Deepak Bora
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The radius of a sphere (in cm) whose volume is 12π cm³ , is

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CBSE 10th Class Mathematics
Past year question paper
Year 2020
SET 1, Code Number  – 30/2/1
Question Number –  8
Volume and Area problem
sphere volume
Use – πr³

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1 Answer

  1. This answer was edited.

    Volume of Sphere = 4/3 π r³

    here volume is 12 π cm³

    ∴ 4/3 π r³ = 12 π cm³

    ∴ 4 r³ = 36

    ∴  r³ = 9

    ∴  r = 3∧(2/3)

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