Unit Circle

To help you learn values for the trig functions of the unit circle.

10 cards | Total Attempts: 198 | Created by BobM | Last updated: Sep 17, 2015 | Total Attempts: 198

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Cards In This Set

Front	Back
${\rm{What's the exact value for }}\sin \frac{\pi }{4}{\rm{?}}$	$\frac{{\sqrt 2 }}{2}$
${\rm{What's the exact value for }}\sin \frac{\pi }{2}{\rm{?}}$	$1$
${\rm{What's the exact value for }}\sin \frac{\pi }{3}{\rm{?}}$	$\frac{{\sqrt 3 }}{2}$
${\rm{What's the exact value for }}\sin \frac{\pi }{6}{\rm{?}}$	$\frac{1}{2}$
${\rm{What's the exact value for cos}}\frac{\pi }{6}{\rm{?}}$	$\frac{{\sqrt 3 }}{2}$
${\rm{What's the exact value for cos}}\frac{\pi }{4}{\rm{?}}$	$\frac{{\sqrt 2 }}{2}$
${\rm{What's the exact value for cos}}\frac{\pi }{3}{\rm{?}}$	$\frac{1}{2}$
${\rm{What's the exact value for cos}}\frac{\pi }{2}{\rm{?}}$	$0$
${\rm{What's the exact value for cos}}\,0{\rm{?}}$	$1$
${\rm{What's the exact value for sin}}\,0{\rm{?}}$	$0$