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 5 - Section 5.3 - Proving Triangles Similar - Exercises - Page 242: 10


$SAS \sim$

Work Step by Step

We are given two sets of equally proportional sides. Inbetween these two sets of sides is the same angle, $\angle D$, which is congruent to itself. Therefore these two triangles are congruent by $SAS \sim$.
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