Elementary Geometry for College Students (5th Edition)

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

Chapter 4 - Section 4.2 - The Parallelogram and Kite - Exercises - Page 194: 17

Answer

AB and CD must be congruent.

Work Step by Step

AB and CD must be congruent so that the board will be parallel to the ground.
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