## pottersheep 2 years ago How do I calculate the exact value of sin 7pi/3 ?

1. Dido525

Do you know the unit circle?

2. pottersheep

Yeah sort of, i looked it up on the internet

3. Dido525

Memorize it :P .

4. pottersheep

ok ~ it will help me? let me look at it again

5. Dido525

6. Dido525

Anyways if you look on the unit circle it's $\frac{ \sqrt{3} }{ 2 }$

7. pottersheep

Thanks! Im printing out the circle :D

8. micahwood50

Here the video on the way to remember the entire unit circle. https://www.youtube.com/watch?v=cIVpemcoAlY