Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Chapter 7 - Review Exercises - Page 349: 19

Answer

The circumcenter of a triangle is the intersection of the perpendicular bisectors of the three sides. Here, point $D$.

Work Step by Step

The circumcenter is equidistant from the three vertices of the triangle. The perpendicular bisectors are equidistant from two of the three vertices.
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