1. Opener

2. The Trigonometric Functions we will be looking at SINE COSINE TANGENT

3. The Trigonometric Functions SINE COSINE TANGENT

4. SINE Pronounced “sign”

5. COSINE Pronounced “co-sign”

6. TANGENT Pronounced “tan-gent”

7. Greek Letter q Pronounced “theta” Represents an unknown angle

8. hypotenuse hypotenuse opposite opposite adjacent adjacent

9. Finding sin, cos, and tan.Just writing a ratio.

10. Find the sine, the cosine, and the tangent of theta. Give a fraction. 37 35 12 Shrink yourself down and stand where the angle is. Now, figure out your ratios.

11. Find the sine, the cosine, and the tangent of theta 24.5 8.2 23.1 Shrink yourself down and stand where the angle is. Now, figure out your ratios.

12. Classwork SPW 16.4

13. Draw ABC where BAC = 90 and sin B = 3/5 4 What is the length of AB? What is tan C? 4/3

14. sin Draw stick-man standing where the angle is and mark each given side. Then tell which trig ratio you have. H O

15. Homework Worksheet