Step-by-step Answer
PAGE: 175SET: ExercisesPROBLEM: 2
Please look in your text book for this problem Statement

Given that .

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

Since are the alternate interior angles and they are congruent.

Congruent alternate interior angles indicates parallel lines. So, .


"I want to tell you that our students did well on the math exam and showed a marked improvement that, in my estimation, reflected the professional development the faculty received from you. THANK YOU!!!"

June Barnett

"Your site is amazing! It helped me get through Algebra."


"My daughter uses it to supplement her Algebra 1 school work. She finds it very helpful."

Dan Pease

Simply chose a support option

My status

JOIN US ON: is not affiliated with any Publisher, Book cover, Title, Author names appear for reference only