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

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03-05-2018
Mathematics

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

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smmwaite smmwaite · Answer 1 · 2018-05-09T20:26:18+02:00

smmwaite smmwaite

09-05-2018

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

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