Transcript Trig Functions

Trig Functions
Trig Functions

Sine = SIN = opposite
hypotenuse

Cosine = COS = adjacent
hypotenuse

Tangent = TAN =
opposite
adjacent
To Help You Remember 

SOH CAH TOA
Oscar Had
 A Heap
 Of Apples

For Angle A
A
hypotenuse
adjacent
C
opposite
B
For Angle B
A
hypotenuse
opposite
C
adjacent
B
Write the Trig ratios for <A and <B
A
8
B
4 3
4
C
Homework
Assignment
 Problems from the board
 Write the trig ratios for <A and <B for
each triangle Mrs. Takayama draws

1) Write the Trig ratios for <A and <B
A
13
2
C
B
3
2) Write the Trig ratios for <A and <B
A
C
B
15
3) Write the Trig ratios for <A and <B
A
60o
7
B
30o
C
4) Write the Trig ratios for <A and <B
A
2 78
7
B
19
C