## pottersheep Group Title How do I calculate the exact value of sin 7pi/3 ? one year ago one year ago

1. Dido525 Group Title

Do you know the unit circle?

2. pottersheep Group Title

Yeah sort of, i looked it up on the internet

3. Dido525 Group Title

Memorize it :P .

4. pottersheep Group Title

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

5. Dido525 Group Title

6. Dido525 Group Title

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

7. pottersheep Group Title

Thanks! Im printing out the circle :D

8. micahwood50 Group Title

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