Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 8 - Geometry - 8.1 Basic Geometric Terms - 8.1 Exercises - Page 540: 27

Answer

True

Work Step by Step

Since lines ST and UQ are perpendicular (as indicated by the fact that they form a Right Angle) all of the angles that they form where they intersect will be equal to 90$^{\circ}$.
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