Trig Function Review
Which function would you use?
7
x
32º
Hypotenuse
Adjacent
SOHCAHTOA
HypotenuseCAH
Which function would you use?
SOH
TOA
Cosine
7
x
32º
Adjacent
Solve.7
32cosx
71
8480. x7
x
32º 936.5x
9.5x(if rounded to the tenth)
Decide which function to use.
2
9
x
Tangent
Decide which function to use.
4x
25º
Sine
Decide which function to use.
30
x
15º
Cosine
Decide which function to use.
16
x
23º
Sine
Decide which function to use.
20
x 52º
Tangent
Decide which function to use.
2013 x
Cosine
Decide which function to use.
53º13
x
Sine
Solve.
2
9
x
9
2tan x
2222.0tan x
º527.12x
º5.12x(if rounded to the tenth)
Solve.
4x
25º
x
425sin
x
4
1
4226.0
44226.0 x
5.9x(if rounded to the tenth)
46.9x
Solve.
30
x
15º
x
3015cos
x
30
1
9659.0
309659.0 x
1.31x(if rounded to the tenth)
05.31x
Solve.
16
x
23º
x
1623sin
x
16
1
3907.0
163907.0 x
0.41x(if rounded to the tenth)
95.40x
Solve.
20
x 52º
x
2052tan
x
20
1
2799.1
202799.1 x
6.15x(if rounded to the tenth)
62.15x
Solve.
2013 x
20
13cos x
65.0cos x
º458.49x
º5.49x(if rounded to the tenth)
Solve.
53º13
x
x
1353sin
x
13
1
7986.0
137986.0 x
3.16x(if rounded to the tenth)
27.16x
All of the Trigonometric functions:
Draw a picture and solve:
tan8025
141.78
o x
x feet
Draw a picture and solve:
20sin 36
34x
x feet