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What is the formula for the circumference of a circle?
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What is the formula for the circumference of a circle?

User Burak C
by
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1 Answer

4 votes

Answer:

C = pi * d = 2 * pi *r

Explanation:

The circumference of a circle is the distance around the circle. It can be found by multiplying the diameter times pi.

C = pi * d

We can replace the diameter with twice the radius

C = pi * 2 * r = 2 * pi *r

User AlexBcn
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