Elementary Geometry for College Students (5th Edition)

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

Chapter 6 - Section 6.3 - Line and Segment Relationships in the Circle - Exercises - Page 307: 18

Answer

AD=5$\frac{1}{7}$

Work Step by Step

AE(AD)=AB(AC) 14AD=72 AD=5$\frac{1}{7}$
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