Multiples of $\frac{\pi}{6}$ and $\frac{\pi}{4}$
Find the exact value of:
(press option+v or alt+v for $\sqrt{\phantom{a}}$)
$\cos 120°$
$\tan 315°$
$\tan 330°$
$\sin 225°$
$\cos 240°$
$\sin 330°$
$\tan 240°$
$\cos 210°$
$\tan 0°$
$\sin 210°$
Find the exact value of:
$\cos \frac{\pi}{4}$
$\tan \frac{\pi}{6}$
$\cos \frac{\pi}{3}$
$\cos \frac{7\pi}{4}$
$\tan \frac{\pi}{4}$
$\cos \frac{5\pi}{4}$
$\sin \frac{5\pi}{3}$
$\sin \frac{7\pi}{4}$
$\sin \frac{\pi}{3}$
$\tan \frac{\pi}{3}$