Answer
$12.5^{\circ}$
Work Step by Step
$12^{\circ}30'=12^{\circ}+\frac{30}{60}^{\circ}$ (use $1'=\frac{1}{60}^{\circ}$)
$=12^{\circ}+0.5^{\circ}=12.5^{\circ}$
Trigonometry (11th Edition) Clone
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
978-0-13-421743-7
ISBN 13:
978-0-13421-743-7
Chapter 1 - Trigonometric Functions - Section 1.1 Angles - 1.1 Exercises - Page 7: 8
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