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Basic Circle Functions
Author:
John Golden
Topic:
Circle
,
Cosine
,
Functions
,
Sine
,
Tangent Function
,
Trigonometry
David Joyce is a brilliant visual thinker and representer, and he has this great image at the beginning of his trigonometry short course. See the course at
http://www.clarku.edu/~djoyce/trig/
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