Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10:
ISBN 13:

Chapter 1 - Section 1.4 - Angles and Their Relationships - Exercises - Page 35: 6

Answer

$\angle$7 and $\angle$8 are vertical angles.

Work Step by Step

These two angles, created by intersecting lines, are opposite of each other. Therefore these two angles are vertical angles.
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