Sine and Cosine and the Unit Circle

Författare/skapare:Norman Hill

This is a demonstration of the definition of the sine and cosine functions in terms of the unit circle. The slider \theta corresponds to the illustrated central angle in standard position and can be animated.

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Interactive Unit Circle
Translation of the Graph of a Function
Difference engine Babbage vb 2
Variation Theory Illustration: Point-Slope Form
Special Solid Trace

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Similar triangles
Angle Pairs
Tetraeder
eyes

Undersök matematisk områden

Algebra
Median
Korrelation
Linjär regression
Tangent