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WorksheetsMath 3 Review: Trig
Total questions: 21
Worksheet time: 35mins
Name
Class
Date
1.
Find a.
a)
9
b)
9√3
c)
9√2
d)
2√3
2.
Use trig ratios (SOH CAH TOA) to solve for x
a)
12.1
b)
7.2
c)
6.0
d)
8.9
3.
Find the trig value rounded to the nearest ten-thousandth.
Tan(42°)
Tan(42°)
a)
.9004
b)
.8123
c)
88.6361
d)
42
4.
Find the trig value rounded to the nearest ten-thousandth.
Cos(77°)
Cos(77°)
a)
77
b)
.9004
c)
.9063
d)
.2250
5.
Find the value of each angle to the nearest tenth of a degree.
Cos(B) = .5736
Cos(B) = .5736
a)
1.0
b)
55.0
c)
32.8
d)
47.2
6.
Find the value of each angle to the nearest tenth of a degree.
Tan(R) = 0.2623
Tan(R) = 0.2623
a)
18
b)
55.0
c)
14.7
d)
Don't pick green
7.
Solve for x. Round to the nearest tenth.
a)
44.0
b)
41.4
c)
1.2
d)
1.0
8.
Solve for x. Round to the nearest tenth.
a)
103.5
b)
4.7
c)
55.0
d)
23.4
9.
How many radians is 250 degrees?
a)
4π/3
b)
25π/18
c)
5π/6
d)
50π/9
10.
Which diagram shows 3π/4 ?
a)
b)
c)
d)
11.
Given the ordered pair (−1/2 , √3/2), what is the value of cosine?
a)
√3
b)
−1/2
c)
√3/2
d)
√3/3
12.
On the unit circle, which radian measure represents the point (√3/2 , −1/2)
a)
11π/6
b)
5π/3
c)
7π/6
d)
4π/3
13.
How many radians is 216°?
a)
12π/5
b)
6π/5
c)
5π/6
d)
5π/9
14.
The __________ represents half the distance between the max and min of a sine or cosine graph.
a)
Period
b)
Frequency
c)
Extreme Values
d)
Amplitude
15.
The period of a sine or cosine graph can be found by ....
a)
It's always 2π
b)
2π/B
c)
B(2π)
d)
2π+B
16.
Which value represents a vertical shift in the following function y=a*sin(bx − c)+d?
a)
a
b)
b
c)
c
d)
d
17.
Sine or Cosine?
a)
y=sinx
b)
y=cosx
18.
Sine or Cosine?
a)
y=sinx
b)
y=cosx
19.
What is the period of
y= −3sin(x)
a)
π
b)
2π
c)
3π
d)
4π
20.
What is the midline for
y=2cos(1/3x +π/6) +2
a)
1/3
b)
−2
c)
+2
d)
4
21.
What is the amplitude of y = 3 cos 2x?
a)
3
b)
2
c)
90⁰
d)
350⁰
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