1. 4.4 Do Now: State the quadrant in which the angle lies.
1.) 2.)

2. 4.4: TRIG FUNCTIONS OF ANY ANGLE Hw:
Pre-Calculus Honors
4.4: TRIG FUNCTIONS OF ANY ANGLE
Hw:

3. Examples from textbook: p.289

4. The point is on the terminal side of an angle in standard position
The point is on the terminal side of an angle in standard position. Determine the exact values of the six trig functions.
19.) (-4, 10)

5. Examples from textbook: p.289

6. Reference Angle: Given an angle
Reference Angle: Given an angle is the acute reference angle formed by the terminal side of and the horizontal axis.
Reference angles are always positive acute angles.
One of the sides of the reference angle is always the horizontal axis.

7. Reference Angle Examples.
Sketch the angle given. Find and sketch the reference angle.
1.) 208o 2.) -245o 3.) 4.)

8. Do Now: p.290

9. Use a calculator to evaluate the trig function.
P.290

10. p.290

11. p.290 in textbook

12. Real-world application: p.291

13. Real-world application: p.291