Answer
$\pi$ radians
Work Step by Step
RECALL:
To convert an angle in degrees to radians, multiply $\dfrac{\pi}{180^o}$ then simplify.
Thus, converting the given angle to radians gives:
$180^o
\\= 180^o \cdot \dfrac{\pi}{180^o}
\\=\pi$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 6 - The Circular Functions and Their Graphs - 6.1 Radian Measures - 6.1 Exercises - Page 573: 24
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