Do any of you guys know the definition of the converse of alternate exterior angles postulate?

OwenT154 Sep 17, 2018

#1**+1 **

If two lines in a plane are cut by a transversal so that a pair of alternate exterior angles is congruent, then the two lines are parallel.

In the image, if you know/prove ∠1 ≅ ∠8 OR ∠2 ≅ ∠7, then lines a and m are parallel.

See the image and this definition here:

**https://quizlet.com/165214560/geometry-theorems-properties-etc-flash-cards/**

**Note: Scroll down about 3/4 of the way until you see " converse of alternate exterior angles postulate?"**

Guest Sep 17, 2018