Geometry: Common Core (15th Edition)

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

Chapter 6 - Polygons and Quadrilaterals - Chapter Review - Page 422: 28

Answer

always

Work Step by Step

This statement is always true. Opposite angles in a parallelogram are congruent; consecutive angles in a parallelogram are supplementary.
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