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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Solutions to sin x = a
The Standard Position of an Angle
day 81
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รูปประกอบแบบฝึกหัด 3.2 ข้อ 3

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