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Unit Circle

Total questions: 10

Worksheet time: 15mins

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.
a)
-√3/2
b)
c)
-√2/2
d)
-1
7.
a)
1
b)
-1
c)
0
d)
√2/2
8.
a)
√3/3
b)
√3
c)
1
d)
undefined
9.
a)
-1
b)
0
c)
undefined
d)
√3
10.
a)
½
b)
√2/2
c)
√3/2
d)
1