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13.3 Trigonometric Functions of Any Angle Notes A

13.3 Trigonometric Functions of Any Angle Notes A. In lesson 13.1 you learned how to evaluate trig functions of an acute angle. In this lesson you will learn to evaluate trig functions for any angle. Example 1: Evaluating Trigonometric Functions of a Given Point

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13.3 Trigonometric Functions of Any Angle Notes A

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  1. 13.3 Trigonometric Functions of Any AngleNotes A In lesson 13.1 you learned how to evaluate trig functions of an acute angle. In this lesson you will learn to evaluate trig functions for any angle.

  2. Example 1:Evaluating Trigonometric Functions of a Given Point Let (3, -4) be a point on the terminal side of an angle in standard position. Evaluate the six trig functions.

  3. General Definition of Trigonometric Functions

  4. Quadrantal angle: Example 2:Trig Functions of a Quadrantal Angle Evaluate the six trig functions of 180o.

  5. 13.3 Assignment A: pg. 788 #23-35 odd; pg. 781 #60,64,68

  6. 13.2 Quiz A • Draw the angle in standard position. Find a positive and negative co-terminal angle. • Rewrite:

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