The Cosine and the Unit Circle

Topic:Circle, Cosine, Trigonometry, Unit Circle

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
Random Polar Curve (1)
Rolling a Square
Taylor Error Bound

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Trans
Tessellations. 7
The sound of a sine function
Properties of a Rhombus (and Square)
Problem 6_9

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Pyramid
Functions
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Subtraction
Perimeter