Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10: 9781285195698
ISBN 13: 978-1-28519-569-8

Chapter 4 - Section 4.4 - The Trapezoid - Exercises - Page 201: 19


The height, h, is 8.

Work Step by Step

EX=DW WX-ZY=EX+DW WX-ZY=2EX 2EX=20-8 2EX=12 EX=6 EX$^{2}$+EY$^{2}$=YX$^{2}$ 6$^{2}$+EY$^{2}$=10$^{2}$ EY$^{2}$=100-36 EY=8
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