Trigonometry

Angle variation


This animation provides a representation of the variation of the sine, cosine and tangent as the angle changes.
When you are ready to start, click the "Resume" button.

Trigonometry on the Ferris wheel


This animation provides a representation of the sine function. Notice how the height of the red cab is determined by the sine function.
When you are ready to start click the "Go" button.

Radians


See how different angles are measured in radians.
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Sine and cosine functions


See how the sine and cosine functions are generated by rotating a segment.
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Trigonometric Tour


Take a tour through trigonometry using degrees or radians! Look for patterns in the values and in the graph when the value of theta is changed. Compare the graphs of sine, cosine, and tangent.

File

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