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Duplicate of Unit Circle Trig Functions Flashcards | StudBud
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Duplicate of Unit Circle Trig Functions
Duplicate of Unit Circle Trig Functions
10 terms
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StudBud Administration
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Evaluating Trigonometric functions of unit circle angles. #trigonometry #unitcircle #radians
Flashcards
10 cards
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Practice quiz
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Host live
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Questions
10
Answers
1
What is the cos(2π/3)?
-½
½
-√3/2
√3/2
2
What is the sin(270
o
)?
-1
undefined
0
1
3
What is the sin(0)?
undefined
0
1
-1
4
What is the tan(π/2)?
undefined
-1
1
0
5
What is the sin(7π/6)?
-√3/2
√3/2
½
-½
6
What is the cos(11π/6)?
½
√3/2
√2/2
-√3/2
7
What is the tan(9π/4)?
1
0
undefined
-1
8
sin(-45
o
)
√2/2
-45
-√2/2
undefined
9
What is the sin(π/6)?
½
√3/2
√2/2
1
10
What is the cos(π)?
undefined
-1
1
0
