WorksheetsTrig Ratios and Special Right Triangles Assessment
Total questions: 14
Worksheet time: 42mins
Name
Class
Date
1.
Give the Ratio for SIN X
a)
Opp/Adj
b)
Adj/Hyp
c)
Opp/Hyp
d)
Adj/Opp
2.
Give the Ratio for COS X
a)
Adj/Hyp
b)
Opp/Adj
c)
Adj/Opp
d)
Opp/Hyp
3.
Choose the correct ratio.
a)
cos(33)=x/14
b)
sin(33)=x/14
c)
cos(33)=14/x
d)
sin(33)=14/x
4.
Choose the correct ratio.
a)
sinZ=5/13
b)
sinX=5/13
c)
cosX=13/12
d)
tanZ=12/5
5.
Solve for x. Round to the nearest tenth.
a)
103.5
b)
4.7
c)
55.0
d)
23.4
6.
Set up the problem...
a)
sin X = 41/28
b)
tan X = 41/28
c)
cos X = 28/41
d)
sin X = 28/41
7.
What is the length of side x?
a)
6.57 cm
b)
7 cm
c)
7.44 cm
d)
26.33 cm
8.
Solve for the missing distance.
a)
18.9
b)
19.5
c)
47
d)
27.5
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.
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
11.
Find x.
a)
12
b)
√2
c)
√3
d)
6
12.
What are x and y in this 30-60-90 triangle?
a)
x = 6 y = 3√3
b)
x = 3√2 y = 3
c)
x = 3√3 y = 6
d)
x = 6 y = 3√2
13.
What is the value of x?
a)
11 3
b)
33
c)
11 2
d)
22
14.
How long is side c?
a)
1
b)
2
c)
2
d)
3
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