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: 13


The blanks for the reasons are below: 1. Given 2. Given in the diagram. (When two lines are perpendicular, they form right angles.) 3. Right angles are always congruent to each other. 4. Opposite angles are always congruent for parallelograms. 5. AA (When two angles are congruent, the triangles are similar.)
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