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 1 - Section 1.3 - Introduction to Geometric Proof - Exercises - Page 55: 29

Answer

1. Given 2. Definition of Angle Bisector 3. Angle-Addition Postulate 4. Substitution 5. Substitution (or Distribution) 6. Multiplication Property of Equality

Work Step by Step

This is the most logical answer possible using book terminology. This is also a basic geometric proof, which means no work necessarily can be shown.
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