Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Chapter 1 - Section 1.2 - Informal Geometry and Measurement - Exercises - Page 18: 14c



Work Step by Step

Since the angle measures are known (although, not known to us) and the measures are equal, then the statement should not have a congruence symbol. The statement should read: m$\angle$ABC = m$\angle$DEF.
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