#### Answer

PROOF
Statements | Reasons
1.) Figure as shown | 1.) Given
2.) $\angle4$ is supplementary to $\angle2$ | 2.) If the exterior sides of two adjacent $\angle$s form a line, then the $\angle$s are supplementary.

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Cengage

ISBN 10:
978-1-337-61408-5

ISBN 13:
978-1-33761-408-5

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