Geometry: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281159
ISBN 13: 978-0-13328-115-6

Chapter 4 - Congruent Triangles - Common Core Cumulative Standards Review - Selected Response - Page 279: 3

Answer

C

Work Step by Step

C is the only answer that works under CPCTC, or corresponding parts of congruent triangles are congruent. All of the other answers arrange the angles on the left side of the equation differently than the right.
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