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OpenStudy (anonymous):
What is the ratio of the radius of a circle to its circumference? 12π 1πr 1π 2π
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OpenStudy (anonymous):
\[C=2\pi r\]
OpenStudy (anonymous):
So Circumference is 2 pi times greater than radius
OpenStudy (anonymous):
1 pi
OpenStudy (anonymous):
when the circumference is 12pi, then the radius = 12 pi / (2 pi)
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