Related Videos

3.2 Parallel Lines and Transversals
3.3 Proofs with Parallel Lines
3.4 Proofs with Perpendicular Lines
3.5 Slopes Of Lines
3.6 Equations of Parallel and Perpendicular Lines
Unit 3 Review

Lesson 3.1: Pairs of Lines and Angles

This lesson introduces these vocabulary terms: parallel lines, skew lines, parallel planes, and transversals. I also work several example problems to help you understand what each term means and how to apply them.