The Cosine and the Unit Circle

Tópico:Circuferência, Cosseno, Trigonometria, Círculo Unitário

The applet uses the unit circle to demonstrate how the cosine varies as the central angle changes. The Unit Circle has a diameter of one unit and is centred at x-y coordiates of 0,0

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bewijs stelling van Pythagoras
Trefoil Knot
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Sketching Vector Function (1)

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lemniscate de Booth
Cool
shapes to translate 2
Angles in a triangle final version

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