
Animation of the act of unrolling the circumference of a unit circle, a circle with radius of 1. Since C = 2 πr, the circumference of a unit circle is 2π.
(echo:: @ ᯤ)

Animation of the act of unrolling the circumference of a unit circle, a circle with radius of 1. Since C = 2 πr, the circumference of a unit circle is 2π.
(echo:: @ ᯤ)