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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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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?

User ORHAN ERDAY
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2 Answers

2 votes

Answer:

it quadrupled

Explanation:

User Helderco
by
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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
User Hocho
by
7.1k points
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