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How do you you do circumference?

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Answer:

Circumference: The perimeter of a circle

I am just going to substitued & for the pi symbol.
C stands for circumference
The formulas you can use if you are given either the radius or diameter.

C=&d (d stands for diameter)
or
C=2&r (r stands for radius)

Since & is irrational, the number we use to calculate circumference is rounded to 3.14 or 22/7.

So if the radius to a problem was 10, the formula would be...

C=2(3.14 or 22/7)(10)

First answer by Van Bommel777. Last edit by Van Bommel777. Contributor trust: 1 [recommend contributor ]. Question popularity: 1 [recommend question].

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