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Name _____________________________
Date ___________________

Trigonometry
(Answer ID # 0365594)
Use a calculator to solve. Round to the nearest hundredth.
1.   sin 8
2.   cos 59
3.   sin 54.6
4.   tan 2
5.   cos 74.9
6.   tan 57
7.   tan 9
8.   cos 47
9.   sin 66

Complete. Round to the nearest hundredth.
10.   Find sin H

HP
  =  5.3
MP
  =  9.2
HM
  =  10.62
11.   Find sin R

RY
  =  11
ER
  =  11.1
EY
  =  1.45
12.   Find sin V

UV
  =  3.01
UK
  =  0.2
VK
  =  3

Find the value of x using the cosine of the given angle.
13.  
Z = 55.69
RZ = x
ZC = 0.31
14.  
E = 83.43
EP = x
ET = 5.94
15.  
R = 47.61
BR = x
NR = 6.23

 

Complete. Round to the nearest hundredth.
16.   Find sin B

BV
  =  15.61
BM
  =  9
VM
  =  12.75
17.   Find tan F

FL
  =  0.88
NL
  =  1.25
FN
  =  1.53
18.   Find cos Y

TJ
  =  0.23
YJ
  =  0.41
YT
  =  0.34

Find the value of x.
19.  
T = 77.74
YD = 9.8
TD = x
20.  
D = 45.02
DE = 5.4
DA = x
21.  
H = 38.35
AH = x
AT = 3.4

Complete. Round to the nearest hundredth.
22.  
KT
  =  3.97
KL
  =  2.2
TL
  =  3.3
tan _____  =  
2.2

3.3
23.  
BE
  =  7.25
MB
  =  9.91
ME
  =  6.75
sin _____  =  
6.75

9.91
24.  
AX
  =  0.45
AJ
  =  0.41
XJ
  =  0.18
sin _____  =  
0.18

0.45

 

Find all coterminal angles for each angle such that -360 < < 360. Then, if it exists, write the corresponding reference angle.
25.   147
26.   -1069
27.   -946
28.   -796
29.   330
30.   49
31.   -262
32.   442
33.   -606

Solve for the unknown.
34.  
DS
  =  38
DC
  =  110
CS
  =  106
D = ______
35.  
F = 125
MF
  =  55.5
EF
  =  40.5
E = ______
36.  
M = 63
MZ
  =  25.2
JZ
  =  23.6
Z = ______

Find all of the unknown sides and angles in each triangle.
37.  
J = 82
EJ
  =  41.4
RJ
  =  46.4
38.  
VN
  =  30.5
VF
  =  34.5
FN
  =  13
39.  
J = 61
C = 56
TC
  =  71.2

 

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