Answer
$\frac{1}{2}$
Work Step by Step
($\frac{\sqrt 3}{2}$ , $\frac{1}{2}$)
sin $\frac{\pi}{6}$ corresponds to y value.
So sin $\frac{\pi}{6}$ = $\frac{1}{2}$.
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter 4 - Section 4.2 - Trigonometric Functions: The Unit Circle - Exercise Set - Page 547: 5
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