The Cosine and the Unit Circle

Argomento:Circonferenza, Coseno, Trigonometria, Circonferenza unitaria

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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Regular Polygons and Central Angle Demo

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Numeri razionali
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