Elementary Geometry for College Students (7th Edition) Clone

Published by Cengage
ISBN 10: 978-1-337-61408-5
ISBN 13: 978-1-33761-408-5

Chapter 6 - Review Exercises - Page 315: 10


arc AD=180$^{\circ}$ arc AC=110$^{\circ}$

Work Step by Step

2m$\angle$B=AD-(360-DC-AD) 70=AD-360+70+AD 2AD=360 AD=180 AC=360-AD-DC AC=360-180-70 AC=110
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