Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Chapter 2 - Section 2.1 - The Parallel Postulate and Special Angles - Exercises - Page 79: 23

Answer

The answer is below.

Work Step by Step

1. We are told r is parallel to s. 2. If r is parallel to s, any corresponding angles are congruent. 3. Angle 1 and angle 2 are corresponding angles. 4. Angle 1 is 90 degrees. 5. Thus, by the definition of being congruent, angle 2 is 90 degrees.
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.