Unit-12 Mensuration

In this unit you will learn rules of measurement of length, area and volume.

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If the volume and surface area of a sphere of radius r m. is V cu.m. and S sq.m., respectively, then show that 3V = rS and S3 = 36 π V2.

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Learning Pundits Content Team

Written on Jun 24, 2019 5:59:28 PM

V = (4/3) π r3 , Z = 4 π r2 therefore 3V = 4 π r3 = rS and S3 = 36 π V2.

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