Geometry: Common Core (15th Edition)

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

Chapter 4 - Congruent Triangles - 4-4 Using Corresponding Parts of Congruent Triangles - Lesson Check - Page 246: 4


She used the wrong congruence theorem.

Work Step by Step

The student was correct in finding that two pairs of sides and one pair of angles were congruent. However, she was incorrect that the triangles were congruent by ASA. Since the side was not between the two angles, the triangles were actually congruent by AAS, not ASA.
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