WorksheetsRight Triangle Trigonometry
Total questions: 20
Worksheet time: 1hrs 26mins
Name
Class
Date
1.
From ∠C, what side is AB?
a)
Adjacent
b)
Hypotenuse
c)
Opposite
2.
If you are given the two sides that are not the hypotenuse, which trig function should you use?
a)
sine
b)
cosine
c)
tangent
3.
If you are given the opposite side and hypotenuse, which trig function should you use?
a)
sine
b)
cosine
c)
tangent
4.
If you are given the hypotenuse and an adjacent side, which trig function should you use?
a)
sine
b)
cosine
c)
tangent
5.
a)
A
b)
B
c)
C
d)
D
6.
a)
A
b)
B
c)
C
d)
D
7.
a)
A
b)
B
c)
C
d)
D
8.
Find Cos(A) as a decimal rounded the the nearest ten-thousandth.
a)
.4706
b)
1.875
c)
.8824
d)
.5333
9.
Choose the correct ratio.
a)
cos(33)=x/14
b)
sin(33)=x/14
c)
cos(33)=14/x
d)
sin(33)=14/x
10.
Choose the correct ratio.
a)
sin(37)=x/14
b)
cos(37)=x/14
c)
tan(37)=x/14
d)
sin(37)=14/x
11.
Choose the correct ratio.
a)
cos(57)=x/20
b)
sin(57)=x/20
c)
cos(57)=20/x
d)
sin(57)=20/x
12.
Choose the correct ratio.
a)
cos(33)=x/14
b)
sin(33)=x/14
c)
cos(33)=14/x
d)
sin(33)=14/x
13.
What is the ratio for Cosine?
a)
Opposite Leg / Adjacent Leg
b)
Opposite Leg / Hypotenuse
c)
Adjacent Leg / Hypotenuse
d)
Hypotenuse / Adjacent Leg
14.
What is the ratio for Sine?
a)
Adjacent Leg / Opposite Leg
b)
Opposite Leg / Hypotenuse
c)
Hypotenuse / Opposite Leg
d)
Adjacent Leg / Hypotenuse
15.
What is the ratio for Tangent?
a)
Adjacent Leg / Opposite Leg
b)
Adjacent Leg / Hypotenuse
c)
Opposite Leg / Hypotenuse
d)
Opposite Leg / Adjacent Leg
16.
a)
A
b)
B
c)
C
d)
D
17.
a)
A
b)
B
c)
C
d)
D
18.
Find the measurement of the missing side indicated
a)
4.98
b)
5.98
c)
3.20
d)
4.18
19.
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
20.
Students are trying to determine the height of the flagpole at Arlington High. They have measured out a horizontal distance of 40 feet from the flagpole and site the top of it at an angle of elevation of 52 degrees. Which below is closest to the height, h, of the flagpole?
a)
31.5 feet
b)
24.6 feet
c)
51.2 feet
d)
57.4 feet
100 %
