WorksheetsSinusoidal Functions
Total questions: 12
Worksheet time: 22mins
Name
Class
Date
1.
sin π/4
a)
√2∕2
b)
1/2
c)
√3/2
d)
0
2.
cos 5π/6
a)
-1/2
b)
1/2
c)
√3/2
d)
-√3/2
3.
cos 4π/3
a)
-√3/2
b)
√3/2
c)
1/2
d)
-1/2
4.
sin 2π/3
a)
1/2
b)
-1/2
c)
√3/2
d)
-√3/2
5.
What is the exact coordinates of 3π/4 on the unit circle?
a)
(−√2∕2, √2∕2)
b)
(−√2∕2, −√2∕2)
c)
(−√3∕2, −√2∕2)
d)
(√2∕2, −√2∕2)
6.
2 sin (π/4)
a)
2
b)
2 /2
c)
√3/2
d)
0
7.
2cos(65π+π)
a)
-1/2
b)
1/2
c)
√3/2
d)
√3
8.
cos(34π−3π)
a)
-√3/2
b)
√3/2
c)
1/2
d)
-1
9.
5sin(32π+34π)
a)
undefined
b)
0
c)
√3/2
d)
-√3/2
10.
What is the exact coordinates of 7π/4 on the unit circle?
a)
(−√2∕2, √2∕2)
b)
(−√2∕2, −√2∕2)
c)
(−√3∕2, −√2∕2)
d)
(√2∕2, −√2∕2)
11.
5tan(3π)
a)
undefined
b)
353
c)
33
d)
3−53
12.
5tan(3π+67π)
a)
undefined
b)
353
c)
0
d)
3−53
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