Elementary Geometry for College Students (7th Edition)

Published by Cengage
ISBN 10: 978-1-337-61408-5
ISBN 13: 978-1-33761-408-5

Chapter 2 - Section 2.6 - Symmetry and Transformations - Exercises - Page 125: 33



Work Step by Step

m$\angle$ABC=m$\angle$A'B'C' $\frac{x}{2}$+5=$\frac{x}{5}$+20 $\frac{3x}{10}$=15 x=50
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