In a circle, how many times longer is the circumference c than the diameter d?

asked May 6, 2017 121k views

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by Oleh

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The circumference of the circle:
$C=2\pi r$

The diameter:
d=2r

$(C)/(d)=(2\pi r)/(2r)=\pi$

Answer: The circumference of the circle is π times longer than the diameter.

IAmNotARobot answered May 12, 2017

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