Unit Circle - exact values

Investigate the exact trigonometric values by dragging the green dot around the unit circle.
Do you observe any patters with the sine and cosine functions relating to the coordinates?

Graphing Trig Functions From the Unit Circle

Use the slider to move the orange dot around the unit circle. As the dot moves, the worksheet traces the graph of the sin and/or cos function.
Graphing Trig Functions From the Unit Circle

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