Elementary Geometry for College Students (7th Edition)

Published by Cengage
ISBN 10: 978-1-337-61408-5
ISBN 13: 978-1-33761-408-5

Chapter 2 - Review Exercises - Page 132: 40

Answer

1. If angle 1 and angle 3 were congruent, then lines m and n would be parallel by the alternate exterior angles theorem, for angles 1 and 3 are alternate exterior angles. 2. However, these two angles are not congruent. 3. Therefore, lines m and n are not parallel.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.