Elementary Geometry for College Students (5th Edition)

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

Chapter 2 - Section 2.3 - Proving Lines Parallel - Exercises: 17

Answer

1. Given 2. substitution 3. $\overline{BC}$ $\parallel$ $\overline{DE}$

Work Step by Step

1. Given statements are always given to start a proof. 2. Substitution states as long as there is 1 variable in common in both statements, you an take that variable out and replace it with another. 3. By the definition of corresponding angles, we can prove the two lines are parallel because the two angles are cut by a traversal forming corresponding angles.
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.