S3M2: Sine, cosine, and the unit circle

Argomento:Circonferenza, Coseno, Seno, Circonferenza unitaria

Move the red point on the unit circle. What is the connection between the coordinates of the point and the values of the trigonometric functions of the angle? Why?

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Square Matrix Calculator
Loyd's Two-Greek-Crosses-to-a-Square Dissection
Ellipse and Equation

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test1
Experiment
විස්ථාපනය ත්වරණය ප්‍රවේගය හා කාලය
roman numeral conversions2

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Rombo
Prisma
Integrale indefinito
Trigonometria
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