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How to find radius from circumference

User BaRud
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2 Answers

4 votes
C=pi * d
D=c/pi
R=d/2
User Joey Baker
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3 votes

Answer:

The circumference of a circle is equal to pi times the diameter. The diameter is two times the radius, so the equation for the circumference of a circle using the radius is two times pi times the radius.

User Synopia
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