Plane geometry table, inscribed and circumscribed polygons

Function

Intended for experimental study, mathematics laboratory and carrying out mathematical experiments on: Mathematics. Plane and metric geometry. Regular polygons, inscribed polygons. Regular polygons inscribed in a circle. The regular trilateral polygon, equilateral triangle. The geometric center of the regular polygon inscribed in a circle. The apothem of a regular polygon. The regular trilateral polygon, equilateral triangle, etc.