1. Warm Up #8

2. 13.1: Right Triangle Trigonometry
"You can do this!!!  Trigonometry is easy!"

3. 13.1 Right Triangle TrigonometryB
Hypotenuse
Hypotenuse
Adjacent
Opposite A
Adjacent
Opposite

4. Right Triangle Definition of Trig Functions
Csc
Sin
Sec
Cos
Tan
Cot
SOH CAH TOA

6. Evaluate the six trig functions of the angle shown in the right triangle13 5 12 5 12

8. B
Solve c
= 5 a A C b
When B = 40 and c = 5. A

9. B
Solve c a
=12 A C b
When A=20 and a=12.
≈ 35.1
≈ 32.96

11. "You can do this!!! Trigonometry is easy!"
Class/Homework
WS 13.1
(1-11 odd, all)
"You can do this!!!  Trigonometry is easy!"