Geometry: Common Core (15th Edition)

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

Chapter 10 - Area - Get Ready! - Page 611: 20



Work Step by Step

Looking at the diagram the four outer sides of the parallelogram would be equal. By definition, a rhombus is a parallelogram with sides of equal length, where opposite sides are parallel, and the opposite angles are equal.
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