Geometry: Common Core (15th Edition)

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

Chapter 1 - Tools of Geometry - Mid-Chapter Quiz: 22

Answer

35

Work Step by Step

Angle Addition Postulate: $m\angle FCD=m\angle BCD+m\angle FCB$ Substitute: $130=95+m\angle FCB$ Subtract 95 from each side: $130-95=95+m\angle FCB-95$ $35=m\angle FCB$
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