#### 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.

Published by
Brooks Cole

ISBN 10:
1439047901

ISBN 13:
978-1-43904-790-3

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

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