Question

if a pair of alternate angles of a triangle formed by a tranversal of two lines is congruent then the two lines are parallel. Name the Test .
alternate angles test
converse of alternate angle

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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. ... Then one of the alternate angles is an exterior angle equal to the other angle which is an opposite interior angle in the triangle.