Question

When alternate interior angles are equal then lines may not be parallel. True or Not​

Answer 1

Answer:

Euclid's Proposition 27 states that if a transversal intersects two lines so that alternate interior angles are congruent, then the lines are parallel. Euclid proves this by contradiction: If the lines are not parallel then they must intersect and a triangle is formed.

Answer 2

Answer:

True

here's your answer buddy hope it helps