Answer
The two angles are congruent.
Work Step by Step
The two base angles of an equilateral triangle are congruent. This can be demonstrated by folding an equilateral triangle in half and observing how the angles match.
Elementary Geometry for College Students (5th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
1439047901
ISBN 13:
978-1-43904-790-3
Chapter 1 - Section 1.2 - Informal Geometry and Measurement - Exercises - Page 19: 29
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