Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10:
ISBN 13:

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

Answer

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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