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SC: Trig

Total questions: 18

Worksheet time: 1hrs 26mins

Name
Class
Date
1.

Set up the problem so that you can solve for x. Which trig ratio would you use?

a)

sin(x) = 41/28

b)

tan(x) = 41/28

c)

cos(x) = 28/41

d)

sin(x) = 28/41

2.

Solve for the measure of the reference angle. What is the measure of the reference angle?

a)

68.3 degrees

b)

34.3 degrees

c)

46.9 degrees

d)

43.1 degrees

3.

Which ratio would you use to solve?

a)

Standard; COS

b)

Standard; SIN

c)

Inverse; COS

d)

Inverse; SIN

4.

Solve for x. Round to the nearest tenth.

a)

15.3

b)

16.6

c)

24.1

d)

24.3

5.

Which ratio would you use to solve?

a)

Inverse; COS

b)

Inverse; SIN

c)

Standard; COS

d)

Inverse; COS

6.
Find the measure of the indicated angle (?) round to the nearest tenth.
a)
9.4
b)
55.2
c)
20.15
d)
19.4
7.

Choose the correct equation.

a)

sin(37) = x/14

b)

cos(37) = x/14

c)

tan(37) = x/14

d)

sin(37) = 14/x

8.

What is the value of x? Round to the nearest tenth.

a)

8.4

b)

11.2

c)

10.5

d)

17.5

9.

Which would you use to help you solve for the missing angle?

a)

Inverse; SIN

b)

Inverse; COS

c)

Inverse; TAN

d)

Standard; SIN

10.
Find the measure of the missing angle.
a)
49o
b)
50o
c)
41o
d)
33o
11.

Which is the correct equation to use to help you solve?

a)

sin(?) = 14/29

b)

tan(?) = 14/29

c)

tan-1(14/29)

d)

cos-1(14/29)

12.
Find the measure of the missing angle.
a)
64o
b)
26o
c)
61o
d)
8o
13.

Which equation would you use to solve?

a)

Inverse; COS

b)

Inverse; SIN

c)

Inverse; TAN

d)

Standard; TAN

14.

Solve for the missing angle

a)

50.5 degrees

b)

12.7 degrees

c)

36.9 degrees

d)

72.2 degrees

15.

Solve for the missing depth (d).

a)

18.9 meters

b)

19.5 meters

c)

47.2 meters

d)

27.5 meters

16.
A hawk sitting on a tree branch spots a mouse on the ground 15 feet from the base of the tree.  The hawk swoops down toward the mouse at an angle of 30 degrees. What is the distance from the tree branch to the mouse? 
a)
7.5 ft 
b)
15 ft 
c)
26 ft 
d)
30 ft 
17.
Susan is flying a kite, which gets caught in the top of a tree.  Use the diagram to estimate the height of the tree. 
a)
63 ft
b)
65 ft
c)
74 ft
d)
87 ft
18.
A tourist views a deer from a height of 45 feet.  The horizontal distance between the tourist and the deer is 130 feet.  At what angle (x) should the tourist hold his camera to photograph the deer? Round your answer to the nearest degree.  
a)
19 degrees
b)
45 degrees
c)
71 degrees
d)
138 degrees