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zlopas [31]
3 years ago
10

What is the formula for the circumference of a circle?

Mathematics
1 answer:
Juli2301 [7.4K]3 years ago
5 0

Answer:

C = pi * d = 2 * pi *r

Step-by-step 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

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