Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 9 - Section 9.1 - Lines and Angles - Vocabulary, Readiness & Video Check: 15

Answer

vertical

Work Step by Step

By definition, when two lines intersect, four angles are formed, called [vertical] angles.
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