Asked by Anonymous

if the radius of a cone is multiplied by 8,how many times larger ids the new volume?

Answers

Answered by Reiny
You did not mention anything about the height so I will assume the height stays the same.

original volume = (1/3)πr^2h
new volume = (1/3)π(8r)^2h = (64/3)πr^2h

so the volume has increased 64 times the original.
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