Evaluation and Converting Trig Values on the Unit Circle
Authored by Anthony Clark
Mathematics
11th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
sin(11π/6)
-1/2
1/2
√3/2
-√3/2
Tags
CCSS.HSF.TF.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
sin(120o)
- ½
√3/2
2√3 /3
½
Tags
CCSS.HSF.TF.A.2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the exact value of cos (5π/6)
-1/2
1/2
√3/2
-√3/2
Tags
CCSS.HSF.TF.C.9
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What are the coordinates of 60° on the unit circle?
(0, 1)
(1/2, √3/2)
(√3/2, 1/2)
(√2/2, 1/2)
Tags
CCSS.HSF.TF.A.2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the exact coordinates of 3π/4 on the unit circle?
(−√2∕2, √2∕2)
(−√2∕2, −√2∕2)
(−√3∕2, −√2∕2)
(√2∕2, −√2∕2)
Tags
CCSS.HSF.TF.A.2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the exact value of the cos (225⁰)
-√3/2
√3/2
√2/2
-√2/2
Tags
CCSS.HSF.TF.A.2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
At θ = 30°, what is the equivalent angle measure in radians?
π/2
π/3
π/4
π/6
Tags
CCSS.HSF.TF.A.1
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