Philip P. answered 02/02/18
Tutor
4.9
(482)
Effective and Patient Math Tutor
To "bisect" means to cut into two equal parts. So if mn is a line segment and omp is an angle, then it means that mn splits the angle in half, into two equal angles. For example, if omp were 60°, then mn would split omp into two 30° angles.