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 316: 26

Answer

AC=35 DE=17.5

Work Step by Step

AC=DF x+28=x$^2$-2x x$^2$-3x+28=0 (x-7)(x+4)=0 x=7 AC=7+28 AC=35 DE=.5AC DE=.5(35) DE=17.5
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