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: 5b



Work Step by Step

This answer is Determined, because what the question is asking for is easily satisfied, and can only be satisfied one way. It is calling for a line parallel to $\overline{AB}$ through the vertex of C. This can only be satisfied one way, so the auxiliary line is described as Determined.
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