Answer
$\cos{37.8^o}= 0.790155012 \approx 0.7902$
Work Step by Step
Use a calculator to evaluate the given expression and have:
$\cos{37.8^o}= 0.790155012 \approx 0.7902$
Trigonometry 7th Edition
by McKeague, Charles P.; Turner, Mark D.
Published by
Cengage Learning
ISBN 10:
1111826854
ISBN 13:
978-1-11182-685-7
Chapter 2 - Test - Page 111: 14
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