Average of one rating: 2 stars

**Vertical Angles and Parallel Lines Crossed by a Transversal** is the fourth of eight self-paced lessons in the “Lines, Angles, and Triangles” section of KET’s *GED ^{®} Geometry Professional Development Online Course*. This lesson establishes the basis for understanding the relationship between vertical and congruent angles when depicted in line drawings.

Producer:

© 2015 PBS & WGBH Educational Foundation. All rights reserved.

## Share

## Email

## Facebook

## Pinterest

## Twitter

## Classroom