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: 15

Answer

$\angle$APS or $\angle$SPA . The vertex is P.

Work Step by Step

A vertex is the point shared by multiple rays. In this case P is shared by PA, PB, PS, and PT. When naming a vertex the shared point should always be in the middle of the angle name.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.