Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Chapter 6 - Trigonometric Functions - Chapter Review - Review Exercises - Page 435: 41

Answer

$\approx0.38$

Work Step by Step

Use a calculator in radian mode and then round the result to to decimal places: $\sin{(\frac{\pi}{8})}=0.3826834324\approx0.38$
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