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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
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Evaluating Trigonometric functions of unit circle angles. #trigonometry #unitcircle #radians
Flashcards
8 cards
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Practice quiz
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Questions
8
Answers
1
What is the cos(2π/3)?
-½
-√3/2
√3/2
½
2
What is the sin(270
o
)?
0
-1
1
undefined
3
What is the sin(π/6)?
√3/2
½
√2/2
1
4
What is the sin(7π/6)?
-√3/2
√3/2
½
-½
5
sin(-45
o
)
undefined
√2/2
-45
-√2/2
6
What is the cos(π/6)?
√2/2
1
√3/2
½
7
What is the sin(0)?
1
0
undefined
-1
8
What is the cos(π)?
undefined
1
0
-1
