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Worksheets

Right Triangle Trig Review

Total questions: 20

Worksheet time: 2hrs 40mins

Name
Class
Date
1.

Give the Ratio for COS X

a)

Adj/Hyp

b)

Opp/Adj

c)

Adj/Opp

d)

Opp/Hyp

2.

Give the Ratio for SIN X

a)

Opp/Adj

b)

Adj/Hyp

c)

Opp/Hyp

d)

Adj/Opp

3.

Give the Ratio for TAN X

a)

Opp/Adj

b)

Adj/Hyp

c)

Opp/Hyp

d)

Adj/Opp

4.

Choose the correct ratio.

a)

cos(33o)=x/14

b)

sin(33o)=x/14

c)

cos(33o)=14/x

d)

sin(33o)=14/x

5.

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

6.

Which trig function will be used to find the missing angle?

a)

sin

b)

cos-1

c)

tan-1

d)

sin-1

7.

Choose the correct ratio.

a)

sin-1(9/20)

b)

cos-1(9/20)

c)

tan-1(9/20)

d)

cos-1(20/9)

8.
Choose the correct ratio.
a)
sin-1(12/29)
b)
cos-1(12/29)
c)
tan-1(12/29)
d)
tan-1(29/12)
9.
Find the measure of the indicated angle (?) round to the nearest tenth.
a)
9.4
b)
55.2
c)
20.15
d)
19.4
10.
Find the measure of the indicated angle (?) round to the nearest tenth.
a)
33°
b)
49°
c)
39°
d)
41°
11.
Find the measure of the indicated angle (?) round to the nearest tenth.
a)
9.4
b)
55.2
c)
20.15
d)
19.4
12.
Find the measure of the indicated angle (?) round to the nearest tenth.
a)
33°
b)
49°
c)
39°
d)
41°
13.
Find the measure of the angle.  Round to the nearest tenth. 
a)
30.8
b)
32.1
c)
34.3
d)
36.9
14.

Solve for the missing angle.

a)

32°

b)

44°

c)

61°

d)

50°

15.
Find the measure of the missing angle.
a)
64o
b)
26o
c)
61o
d)
.008o
16.
Choose the correct ratio.
a)
sin-1(9/20)
b)
cos-1(9/20)
c)
tan-1(9/20)
d)
cos-1(20/9)
17.
Choose the correct ratio.
a)
sin-1(12/29)
b)
cos-1(12/29)
c)
tan-1(12/29)
d)
tan-1(29/12)
18.
Solve for the missing angle
a)
50.2
b)
93.1
c)
12.6
d)
42.2
19.
Find the m∠ A
a)
m∠ A = 67°
b)
m∠ A = 26°
c)
m∠ A = 62°
d)
m∠ A = 76°
20.
Find the m∠ B
a)
m∠ B = 23°
b)
m∠ B = 26°
c)
m∠ B = 12°
d)
m∠ B = 32°