Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10: 9781285195698
ISBN 13: 978-1-28519-569-8

Chapter 4 - Review Exercises - Page 207: 28


1. We are told that triangles FAB and HCD are congruent. 2. We are told that triangles EAD and GCB are congruent. 3. CPCTC, so we obtain that AB and DC are congruent, and AD and BC are congruent. 4. Since opposite sides are congruent, ABCD is a parallelogram.
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