Elementary Geometry for College Students (7th Edition)

Published by Cengage
ISBN 10: 978-1-337-61408-5
ISBN 13: 978-1-33761-408-5

Chapter P - Preliminary Concepts - P.2 - Statement and Reasoning - Exercises P.2 - Page 15: 41

Answer

Angle 1 and 2 are complementary.

Work Step by Step

We are told that two angles are complementary if their angles add up to 90 degrees. We see that angles 1 and 2 add up to 90 degrees. Thus, it follows that angle 1 and angle 2 are complementary.
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