Elementary Geometry for College Students (6th Edition)

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

Chapter 5 - Section 5.2 - Similar Polygons - Exercises - Page 225: 40

Answer

The perimeter of ABCD is 21 inches.

Work Step by Step

I used algebra and the Pythagorean theorem to find the answer, as shown.
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