Which expression gives the surface area of a sphere with radius 3x?

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asked Jun 9, 2022 198k views

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Which expression gives the surface area of a sphere with radius 3x?

Mathematics
high-school

Albert Schilling asked

by Albert Schilling

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2 Answers

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The answer is D

Explanation

ShloEmi answered Jun 11, 2022

by ShloEmi

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2 votes

Answer:

=> 12πr²

Explanation:

The Surface area of sphere is 4πr²

so the surface area of sphere with radius 3x will be

=> 4×3πr²

=> 12πr²

Kladskull answered Jun 16, 2022

by Kladskull

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