and the Archimedean spiral. The spiral can, in fact, be used to divide an angle into any number of equal parts. Archimedes described how to trisect an angle using the Archimedean spiral in On Spirals around 225 BC.
and the Archimedean spiral. The spir,al can in fact be used .to divide an angle into any number of equal parts. Archimedes described how to trisect an angle using the Archimedean spiral in, On Spirals around 225 BC