Here's the question you clicked on:
pottersheep
How do I calculate the exact value of sin 7pi/3 ?
Do you know the unit circle?
Yeah sort of, i looked it up on the internet
ok ~ it will help me? let me look at it again
Ohh yeah. It will help you BIG time.
Anyways if you look on the unit circle it's \[\frac{ \sqrt{3} }{ 2 }\]
Thanks! Im printing out the circle :D
Here the video on the way to remember the entire unit circle. https://www.youtube.com/watch?v=cIVpemcoAlY