Constructing regular polygons

3 videos
Have you ever wondered how people would draw a square, equilateral triangle or even hexagon before there were computers? Well, now you're going to do just that (ironically, with a computer). Using our virtual compass and straightedge, you'll construct several regular shapes (by inscribing them inside circles).

Geometric constructions: circle-inscribed square

VIDEO 2:47 minutes
Sal constructs a square that is inscribed inside a given circle using compass and straightedge.

Geometric constructions: circle-inscribed equilateral triangle

VIDEO 3:28 minutes
Sal constructs an equilateral triangle that is inscribed inside a given circle using compass and straightedge.

Geometric constructions: circle-inscribed regular hexagon

VIDEO 3:41 minutes
Sal constructs a regular hexagon that is inscribed inside a given circle using compass and straightedge.