Elementary Geometry for College Students (5th Edition)

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

Chapter 4 - Section 4.4 - The Trapezoid - Exercises - Page 209: 14

Answer

x=3

Work Step by Step

MN=.5(AB+DC) 5x+3=.5(7x+5+4x-2) 5x+3=5.5x+1.5 .5x=1.5 x=3
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