Basics

 A few points to introduce the beginning of unit circle...

HERE

then...

2 decent intro vids to get the idea before we start?
In under 20 minutes...it WILL help this make sense before I
begin covering it!
A     B

A       (these are just to learn from)  you NEED to know the whole Unit Circle!!!   Sheets
Also..the big CHART at the end should be easy too !!!!                  

B NINJA UNIT CIRCLE CHART

C example filling out chart

D  vid explaining converting between forms.... good idea to watch :)

E and another example vid HERE!

F  example of a triangle to determine all 6 trig ratios rationalized and simplified!!!!


G.

You NEED to understand arctrig (principal) value restrictions, 

  beginning of arcsin and arccosine