Find the radius of a sphere with surface area of 100 Pi square centimeters

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asked Jul 16, 2019 108k views

4 votes

Find the radius of a sphere with surface area of 100 Pi square centimeters

Mathematics
middle-school

Palmplam asked

by Palmplam

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1 Answer

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The surface area of a sphere = 4πr²

4πr²=100π

Dividing both sides by 4π,

r² = 100π÷4π = 25

r² = 25

Taking the square root on both sides,

r = 5 centimeters

MMALSELEK answered Jul 22, 2019

by MMALSELEK

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