Answer
28$^{\circ}$
Work Step by Step
m$\angle$1=180-m$\angle$2
m$\angle$1=180-124
m$\angle$1=56
m$\angle$1=.5(RS+VT)
56=.5(3x+3+x+1)
112=4x+4
4x=108
x=27
TV=x+1
TV=28$^{\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 6 - Section 6.2 - More Angle Measures in the Circle - Exercises - Page 297: 15
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