Periodic+Functions+and+Trigonometry

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**Exploring Periodic Data** **Angles and the Unit Circle** [|Applet and Quiz Help] [|Written Explanation of the Unit Circle] **Radian Measure**

=**[|Video Explanation of Radians.] ** =

**The Sine Function** media type="youtube" key="2zoiW4PdVKo" width="425" height="350" **The Cosine Function**

=**[|Written Cosine Explanation] ** =

**The Tangent Function** **Translating Sine and Cosine Functions** media type="youtube" key="80c_F0-7ZxE?fs=1" height="385" width="480"

=**[|Online Applet] ** =

[|Written Cosine Translation Explanation] **Reciprocal Trigonometric Functions**