Question

circumference of circle​

Answer 1

Step-by-step explanation:

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Calculators

Solve for

circumference

C=2πr

r Radius

Enter value

d

r

r

r

d

d

C

A

About

In geometry, the circumference is the perimeter of a circle or ellipse. That is, the circumference would be the arc length of the circle, as if it were opened up and straightened out to a line segment. More generally, the perimeter is the curve length around any closed figure.

Answer 2

C = 2 π r

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