SOLUTION: what is the radius of a ball with a circumference of 6 pi

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Question 678725: what is the radius of a ball with a circumference of 6 pi
Found 2 solutions by MathLover1, stanbon:
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!
The circumference of a sphere is:
C=2%2Api%2Ar...solve for r

r=C%2F%282%2Api%29

so, the radius of a ball with a circumference of 6pi will be

r=6pi%2F%282%2Api%29

r=cross%286%293cross%28pi%29%2F%28cross%282%29%2Across%28pi%29%29

r=3

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
what is the radius of a ball with a circumference of 6 pi
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Circumference = 2(pi)r
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Solve: 2(pi)r = 6pi
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r = 3
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Cheers,
Stan H.
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