Trig Ratios Practice - Flagstaff Unified School District
Accelerated Algebra/Geometry
Name___________________________________
Trig Ratios Practice
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Find the value of each trigonometric ratio using a calculator.
Date________________ Period____
1) sin 12?
2) cos 14?
3) cos 52?
4) cos 24?
5) tan 51?
6) cos 35?
Find the value of each trigonometric ratio. 7) cos C
A
29 21
B
20
C
9) cos C
B9 A
40 41
C
11) tan A
A
50 40
C 30 B
8) cos A
A
34 16
C
30
B
10) tan Z
Z
29 20
X
21
Y
12) cos X
X
21
Y
20 29
Z
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-1-
Worksheet by Kuta Software LLC
Find the missing side. 13)
x 17
38?
15) x 22? 12
17)
x 57? 20
19)
34? 13 x
21)
16 65?
x
14)
x 52? 15
16) x 26? 17
18)
69?
x
11
20)
19 x
43?
22)
x 47? 13
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-2-
Worksheet by Kuta Software LLC
23)
14
x
48?
25) x 73?
16
27) x 15 61?
29) x 21? 12
24)
29?
18
x
26)
17?
18
x
28) x 19 31?
30)
x 74? 16
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-3-
Worksheet by Kuta Software LLC
31)
x
64? 16
Find the length of the side labeled x. 33)
41?
22?
50
x
32)
x 55?
20
34)
59?
48
25?
x
Find the area of each triangle. 35)
26?
37?
46
36)
68? 34?
11
37)
34
32?
40?
38)
16
54?
30?
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-4-
Worksheet by Kuta Software LLC
1) 0.2079 5) 1.2349
40 9)
41 13) 27.6 17) 23.8 21) 37.9 25) 4.9 29) 12.9 33) 61.5 37) 452.7
Answers to Trig Ratios Practice
2) 0.9703 6) 0.8192
21 10)
20 14) 9.2 18) 11.8 22) 8.9 26) 58.9 30) 4.6 34) 72.4 38) 99.6
3) 0.6157 20
7) 29
3 11)
4
15) 12.9 19) 10.8 23) 15.5 27) 27.1 31) 36.5 35) 847.8
4) 0.9135 8
8) 17
21 12)
29
16) 38.8 20) 13.0 24) 10.0 28) 11.4 32) 16.4 36) 38.5
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-5-
Worksheet by Kuta Software LLC
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