Objective: I will use the relationships of angles formed by a transversal to prove or disprove that two lines are parallel. (G.5A)
Essential Question: Why do the theorems proving lines parallel have the word "Converse" in their name?
Video 1 of 3 Proving Lines Parallel - Converse of Same-Side Angle Theorems
Video 2 of 3: Converse of Corresponding Angle Postulate and the Alternate Angle Theorems
Video 3 of 3:Â Proofs including two column proof