Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10:
ISBN 13:

Chapter 3 - Section 3.3 - Isosceles Triangles - Exercises - Page 147: 45

Answer

The bisector of the vertex angle of an isosceles triangle bisects the base because it splits the triangle into two congruent triangles that meet to form right angles.

Work Step by Step

Refer to theorem 3.3.2.
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