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Duplicate of Unit Circle Memory Quiz 3 Flashcards | StudBud
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Duplicate of Unit Circle Memory Quiz 3
Duplicate of Unit Circle Memory Quiz 3
21 terms
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memory training for the 6 trig functions and the angles on the unit circle #highschool #trigonometry
Flashcards
21 cards
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Questions
21
Answers
1
Evaluate cos 315
∘
=
-√2 / 2
√2 / 2
√3 / 3
-√3 / 3
2
Evaluate cos (4π / 3) =
√3 / 2
1/2
-1/2
-√3 / 2
3
Evaluate sec 180
∘
=
undefined
1
-1
0
4
Evaluate cot 60
∘
=
-√3
√3
√3 / 3
-√3 / 3
5
Evaluate sec 210
∘
=
-2√3 / 3
-2
2
2√3 / 3
6
Evaluate sin (5π / 3) =
√3 / 2
-1/2
1/2
-√3 / 2
7
Evaulate cot 270∘ =
-1
1
0
undefined
8
Evaluate tan 2π =
undefined
-1
0
1
9
Evaluate sin 135
∘
=
√2 / 2
√3 / 2
-√3 / 2
-√2 / 2
10
Evaluate cos (π / 2) =
-1
1
undefined
0
11
Evaluate csc 120
∘
=
2
-2√3 / 3
-2
2√3 / 3
12
Evaluate sec (π / 4) =
-2
-√2
2
√2
13
Evaluate csc 30
∘
=
√2
2
-√2
-2
14
Evaluate tan 45
∘
=
1
-√3
√3
-1
15
Evaluate tan (π / 3) =
√3 / 3
√3
-√3
-√3 / 3
16
Evaluate cot 330∘ =
√3 / 3
-√3 / 3
-√3
√3
17
Evaluate sec 120
∘
=
2
-2√3 / 3
-2
2√3 / 3
18
Evaluate cos (5π / 6) =
-√3 / 2
√3 / 2
1/2
-1/2
19
Evaluate sin π =
-1
undefined
0
1
20
Evaluate csc (5π / 4) =
2√3 / 3
-√2
√2
-2√3 / 3
21
Evaluate cot (3π / 4) =
-1
-√2 / 2
√2 / 2
1
