Answer
x=42$^{\circ}$
$\angle$TSV=21$^{\circ}$
Work Step by Step
$\angle$RST+$\angle$TSV=$\angle$RSV
$\frac{2x}{3}$+$\frac{x}{2}$=49$^{\circ}$
4x+3x=294$^{\circ}$
x=42$^{\circ}$
$\angle$TSV=$\frac{x}{2}$=21$^{\circ}$
Elementary Geometry for College Students (5th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
1439047901
ISBN 13:
978-1-43904-790-3
Chapter 1 - Section 1.4 - Angles and Their Relationships - Exercises - Page 38: 22
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