Answer
1. Given
2. Segment Addition Postulate
3. Subtraction Property of Equality
Work Step by Step
1. Given
2. The sum of the two pieces is equal to the encompassing segment.
3. Subtract EF from both sides to prove the desired statement.
Elementary Geometry for College Students (7th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
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: 27
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