Cos(cosine) and sine(sin) explanations



If any of you are struggling to figure out cos and sin, there's a great video on it here(It's ok if you don't understand most of this, it is precalculus)

Whats is sin and cos?
Can someone explain Sin and Cos on hopscotch to me?

I think your link is broken. Here:

Tell me if it doesn't work

(btw, isn't this trigonometry and not precalculus?)


Oops! Thanks. And trigonometry is part of pre-calculus


No problem, and oh I see



you thanked someone?


ONS... shakes head

@Jades have a look!