Finding angles.notebook
March 20, 2013
Chapter 9 Day 3
What does SOH­CAH­TOA stand for?
SOH
sin =
opp
hyp
CAH
adj
cos = hyp
TOA
opp
tan = adj
Find the missing side.
A
5
42o
C
x
B
A
58o
12
C
Ch9day3
c
B
1
Finding angles.notebook
March 20, 2013
C
b
A
13
48o
B
OBJ: To use trig to find missing angles. A
5
C
Ch9day3
θ
12
B
2
Finding angles.notebook
March 20, 2013
A
θ
12
C
B
8
A
5
C
Ch9day3
θ
4
B
3
Finding angles.notebook
Ch9day3
March 20, 2013
4