Answer
$\angle ADE$ and $\angle CDF$
Work Step by Step
Vertical angles are fomed when two lines intersect, such as a point D.
Vertical angles have sides that are opposite rays and share a vertex.
Geometry: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281159
ISBN 13:
978-0-13328-115-6
Chapter 1 - Tools of Geometry - Chapter Review - Page 73: 22
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