### Vertical Angle Theorem - YourTeacher.com - Geometry Help

For a complete lesson on the vertical angle theorem, go to http://www.yourteacher.com - 1000+ online math lessons featuring a personal math teacher inside every lesson! In this lesson, students learn the definition of vertical angles and the vertical angle theorem, and are asked to find the measures of vertical angles using Algebra. Students also solve two-column proofs involving vertical angles.

Length:
02:51