Circumference of a Circle
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 |
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\( C \;=\; 2 \; \pi \; r \) | ||
Symbol | English | Metric |
\( C \) = circumference | \( in \) | \(mm \) |
\( \pi \) = Pi | \(3.141 592 653 ...\) | |
\( r \) = radius | \( in \) | \(mm \) |
Tags: Circle