Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10:
ISBN 13:

Chapter 7 - Section 7.1 - Locus of Points - Exercises - Page 317: 7


The altitude is in red in the diagram.

Work Step by Step

In order to do this, first draw obtuse triangle ABC. Next, as the book suggests, extend line BC. Finally, draw a line segment starting at A to BC that is perpendicular to line BC. This is the altitude.
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