1. Math
  2. Geometry
  3. proofplease be descriptive two lines are parallel and we have...

Question: proofplease be descriptive two lines are parallel and we have...

Question details

PROOF-PLEASE be descriptive.

Two lines are parallel and we have a non-perpendicular transversal. We assume conjecture 1 holds, which states that same-side interior angles are supplementary.

We cannot use alternate interior angles are congruent, alternate exterior angles are congruent, corresponding angles are congruent.

Prove: For any set of parallel lines in the plane, alternate interior angles are congruent.

Solution by an expert tutor
Blurred Solution
This question has been solved
Subscribe to see this solution