Answer
A=168
Work Step by Step
AE$^2$=AB$^2$-BE$^2$
AE$^2$=100-64=36
AE=6
EC$^2$=BC$^2$-BE$^2$
EC$^2$=289-64=225
EC=15
A=(BE)(AE)+(BE)(EC)
A=48+120
A=168
Elementary Geometry for College Students (6th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
9781285195698
ISBN 13:
978-1-28519-569-8
Chapter 8 - Review Exercises - Page 385: 12
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