Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Chapter 6 - Section 6.1 - Circles and Related Segments and Angles - Exercises - Page 286: 13a

Answer

measure of arc $BC=72^{\circ}$

Work Step by Step

The measure of a central angle is equal to its intercepted arc. Therefore... $m\angle BOC=$ measure of arc $BC=72^{\circ}$
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