Multiples of $\frac{\pi}{6}$ and $\frac{\pi}{4}$
Find the exact value of:
(press option+v or alt+v for $\sqrt{\phantom{a}}$)
$\sin 180°$
$\cos 120°$
$\sin 120°$
$\cos 0°$
$\cos 45°$
$\sin 240°$
$\tan 90°$
$\cos 90°$
$\cos 330°$
$\tan 180°$
Find the exact value of:
$\cos \frac{2\pi}{3}$
$\sin \frac{5\pi}{3}$
$\sin \frac{4\pi}{3}$
$\cos \frac{7\pi}{4}$
$\cos \frac{4\pi}{3}$
$\sin \frac{7\pi}{6}$
$\cos \pi$
$\sin \frac{5\pi}{6}$
$\sin \frac{5\pi}{4}$
$\tan \frac{\pi}{4}$