Lesson: EV3 - Unit Circle

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Overview: 
This lesson helps students understand the basic functions of the unit circle. Students should also be able to use the unit circle as an aid when encountering problems involving trigonometric functions.
Objectives: 
After completing this course, students should be able to understand:
  • Definition of the unit circle
  • Trigonometric properties of the unit circle
  • Using the unit circle to evaluate trigonometric functions
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