Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10:
ISBN 13:

Chapter 2 - Section 2.2 - Indirect Proof - Exercises - Page 81: 21

Answer

$\overline{AB}$ and $\overline{CD}$ are parallel.

Work Step by Step

Refer to the given picture to observe that the two lines are parallel.
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