Question

Help asap pls!! What should be reason 6 in the following proof?

Answer 1

Answer: Alternate Interior Angles Converse

Explanation:

If two lines are cut by a transversal so the alternate interior angles are congruent, then the lines are parallel.

Answer 2

Explanation:

alternate interior angles

More formally:

If two lines and a transversal form alternate interior angles that are congruent, then the two lines are parallel (Since ∠1 = ∠4)