http://www.mathpowerline.comThis video from my math blog MathPowerLine introduces the idea of the unit circle. This is how students learn to apply the sine, cosine, and tangent functions to common angles measured in degrees and radians.
Questions about Trig Functions & the Unit Circle (Intro)
Want more info about Trig Functions & the Unit Circle (Intro)?
Get free advice from education experts and Noodle community members.