Related Videos

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

Lesson 3.3 Notes: Proofs with Parallel Lines

This lesson is over proving lines are parallel using the alternate interior, alternate exterior, corresponding, and consecutive interior angles theorems.

Lesson 3.3 Practice: Proofs with Parallel Lines

I solve several practice problems using the alternate interior, alternate exterior, corresponding, and consecutive interior angles theorems.