# Interactive video lesson plan for: Unit Circle Trigonometry Explained - Sin Cos Tan - Radians & Degrees - Memorization

#### Activity overview:

This trigonometry / precalculus video tutorial review explains the unit circle and the basics of how to memorize it. It provides the angles in radians and degrees and shows you how to evaluate sin cos and tan. It contains plenty of examples and practice problems. If you have difficulty remembering it, there are unit circle songs and hand tricks that you can learn to use.

Here is a list of topics:
1. The Unit Circle - Radians and Degrees
2. X Y Coordinates & Circular Trig Functions
3. How To Evaluate The Sine, Cosine and Tangent Wave Functions Using The Unit Circle
4. Special Triangles - 30 60 90 and 45 45 90
5. Conversion - Radian to Degree Measure Using 180 / pi
6. How To Find Exact Value of a Sine or Cosine Function
7. Introduction To Sec Csc and Cot functions
8. Negative and Positive Coterminal Angles
9. How To Find The Reference Angle In Any Quadrant
10. Pythagorean Theorem and SOHCAHTOA
11. Inverse sine cosine and tangent functions
12. How To Find The Exact Value of the Six Trigonometric Functions
13. Unit Circle and Symmetry
14. Double Angle Formula and Equations - Sin(2x) and Cos(2x)
15. Restricted Domain of Inverse Functions

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