Circumference of a Circle

on . Posted in Plane Geometry

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The circumference of a circle is the total length of the boundary or perimeter of the circle. It is the distance you would travel if you were to walk around the circle.

 

Circumference of a Circle formula

\(\large{ C = 2 \; \pi \; r }\)
Symbol English Metric
\(\large{ C }\) = circumference \(\large{ in }\) \(\large{mm  }\)
\(\large{ \pi }\) = Pi \(\large{3.141 592 653 ...}\)
\(\large{ r }\) = radius \(\large{ in }\) \(\large{mm  }\)

 

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Tags: Circle