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: 24e

Answer

BC=4

Work Step by Step

BC(AB+BC)=CF$^2$ 5BC+BC$^2$=36 BC$^2$+5BC-36=0 (BC+9)(BC-4)=0 BC=4
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