skspatial.objects.Circle.circumference

Circle.circumference() → float

Return the circumference of the circle.

The circumference \(C\) of a circle with radius \(r\) is

\[C = 2 \pi r\]

Returns:

np.float64

Circumference of the circle.

Examples

>>> from skspatial.objects import Circle

>>> Circle([0, 0], 1).area().round(2)
np.float64(3.14)

>>> Circle([0, 0], 2).area().round(2)
np.float64(12.57)