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The formula for finding the circumference of a circle is C=2πrC=2πr . Rearrange the formula to solve for the radius (r).
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The formula for finding the circumference of a circle is C=2πrC=2πr . Rearrange the formula to solve for the radius (r).

User Evgeny Shurakov
by
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1 Answer

4 votes
C=2πr

Divide by 2π:

r = C/2π
User SuperShoot
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