Trigonometry/Functions/Flash cards

$\cos \frac{\pi }{6}$

Solution

   $\cos \frac{\pi }{6}=\frac{\sqrt{3}}{2}$

$\cos \frac{\pi }{4}$

Solution

   $\cos \frac{\pi }{4}=\frac{\sqrt{2}}{2}$

$\cos \frac{\pi }{3}$

Solution

   $\cos \frac{\pi }{3}=\frac{1}{2}$