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 2 - Section 2.4 - The Angles of a Triangle - Exercises - Page 105: 6c

Answer

Underdetermined

Work Step by Step

The auxiliary line is underdetermined because there are many ways to satisfy the conditions the question is asking of us. They ask us to draw a line that contains the midpoint of $\overline{AB}$, which can be done in an multitude of ways. Therefore, the auxiliary line is underdetermined.
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