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Angles Sin Cos Tan

Total questions: 33

Worksheet time: 33mins

Name
Class
Date
1.

What is the correct ratio?

a)

sin(40) = w/28

b)

cos(40) = w/28

c)

tan(40) = w/28

d)

sin(40) = 28/w

2.
Tangent ratio represent
a)
Opp/Hyp
b)
Adj/Hyp
c)
Opp/Adj
3.
Which ratio would you use to solve for x?
a)
Sine ratio
b)
Cosine ratio
c)
Tangent ratio
4.
Which ratio would you use to solve for x?
a)
Sine ratio
b)
Cosine ratio
c)
Tangent ratio
5.
We can use SOH-CAH-TOA for...
a)
Any triangle ever
b)
Non-right triangles only
c)
Right Triangles only
d)
Never
6.
What equation can be used to solve for x?
a)
Sin(40°)= x/40 
b)
Sin(40º)=x/19
c)
Cos(40º)=x/19
d)
Tan(40°)=19/x
7.

Find cos(Z)

a)

18/30

b)

24/30

c)

18/24

d)

24/18

8.

Find cos(A)

a)

30/16

b)

30/34

c)

30/15

d)

16/34

9.

FInd tan(X)

a)

32/40

b)

40/24

c)

32/24

d)

24/32

10.

Find sin(A)

a)

32/40

b)

32/24

c)

24/40

d)

24/32

11.

Find cos(C)

a)

16/34

b)

16/30

c)

30/34

d)

34/16

12.

Find sin(C)

a)

21/35

b)

28/21

c)

35/28

d)

28/35

13.

Find tan(Z)

a)

35/21

b)

21/28

c)

35/28

d)

28/21

14.
Fill in the blank...
SOH ___ TOA
a)
COH
b)
CAH
c)
COA
d)
CHA
15.
How do you know which side is the OPPOSITE?
a)
It is next to the right angle
b)
It is opposite the right angle
c)
It is opposite the theta
d)
It is the bottom leg of the triangle
16.
What is the ratio for cosine?
a)
H/A
b)
O/A
c)
A/H
d)
A/O
17.
What is the ratio for tangent?
a)
O/A
b)
A/O
c)
A/H
d)
O/H
18.
What is the ratio for sine?
a)
O/H
b)
H/A
c)
H/O
d)
O/A
19.
Which Trig function do you use?
a)
Sine
b)
Cosine
c)
Tangent
20.
Set up the problem.
a)
sin(47) = x/28
b)
cos(47) = x/28
c)
tan(47) = x/28
d)
cos(47) = 28/x
21.
Which Trig function do you use?
a)
Sine
b)
Cosine
c)
Tangent
22.

Set up the problem...

a)

sin(X)= 41/28

b)

tan(X)= 41/28

c)

cos(X)= 28/41

d)

sin(X)= 28/41

23.
What would you use to solve for a?
a)
sin
b)
cos
c)
tan
d)
Pythagorean theorem
24.

Find sin(X)

a)

A

b)

B

c)

C

d)

D

25.

Find tan(C)

a)

A

b)

B

c)

C

d)

D

26.
If you are given the hypotenuse and an adjacent side, which trig function should you use?
a)
sine
b)
cosine
c)
tangent
d)
cotangent
27.
If you are given the two sides that are not the hypotenuse, which trig function should you use?
a)
sine
b)
cosine
c)
tangent
d)
cotangent
28.
Which trig function would you use with this diagram?
a)
Sin
b)
Cos
c)
Tan
d)
Wha??
29.

What is the correct ratio?

a)

sin(40)= w/28

b)

cos(40)= w/28

c)

tan(40)= w/28

d)

sin(40)= 28/w

30.
What does SOH stand for
a)
hypotenuse over opposite
b)
adjacent over opposite
opposite over adjacent
c)
opposite over hypotenuse
d)
adjacent over adjacent
31.

What does CAH stand for

a)

cosine is the adjective over the hypotenuse.

b)

cosine is the adjacent side over the hypotenuse side.

c)

cosine is the adjacent side over the hippopotamus.

d)

cosine is the hypotenuse side over the adjacent side.

32.

Which Trig function would you use to solve this problem?

a)

Sine

b)

Cosine

c)

Tangent

d)

Pythagorean Theorem

33.

If you don't learn how to use sine, cosine, and tangent will you understand what's going on the rest of the school year?

a)

Yes I'll be fine

b)

No; this stuff does not go away

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