Geometry construction using a compass and straightedge
How to bisect an angle with compass and straightedge or ruler. To
bisect an angle means that we divide the angle into two equal
parts without actually measuring the angle. This Euclidean construction works by creating two
See the proof below for more on this.
Click here for a printable worksheet containing three angle bisection problems.
When you get to the page, use the browser print command to print as many as you wish. The printed output is not copyright.