Answer
69$^{\circ}$
Work Step by Step
m$\angle$1=.5(AB+DC)
m$\angle$1=.5(106+32)
m$\angle$1=.5(138)
m$\angle$1=69$^{\circ}$
Elementary Geometry for College Students (5th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
1439047901
ISBN 13:
978-1-43904-790-3
Chapter 6 - Test - Page 321: 5a
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