A sphere has a radius of 6 inches and a surface area of 144π in2. The radius of the sphere will be doubled. How will this effect the surface area of the sphere?

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asked Mar 1, 2017 80.5k views

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Hocho · Answer 1 · 2017-03-07T21:48:22+0000

FORMULA FOR SURFACE AREA OF SPHERE = 4 pi r^2

r = 6 " area = 4 pi X 6 X 6 = 144 pi " squared

r = 12 "

area = 4 X pi X 12 X 12 = 576 pi" squared

ANSWER Area will be 4 times the original

A sphere has a radius of 6 inches and a surface area of 144π in2. The radius of the sphere will be doubled. How will this effect the surface area of the sphere?

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