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Unit Circle Quiz Flashcards | StudBud

Explore/Unit Circle Quiz

300° =

sec (5π / 3) =

Unit Circle Quiz

21 terms·StudBud Administration·105 plays

Students use the unit circle to evaluate trig functions and convert between radians and degrees among special angles. #unitcircle #trig #trigonometry

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Questions 21

Answers

1
sec (5π / 3) =
-1 / 2
2
- 2
1 / 2
2
300° =
2π / 3
5π / 3
4π / 3
π / 3
3
cos (π / 6) =
1 / 2
√2 / 2
1 / √2
√3 / 2
4
315° =
3π / 4
π / 4
7π / 4
5π / 4
5
sin 300° =
- 2 / √2
- 1 / 2
- √3 / 2
√3 / 2
6
sin (π / 4) =
1 / 2
√3 / 2
√2 / 2
1 / √2
7
In what quadrants is cotangent negative?
1 and 3
1 and 4
2 and 4
3 and 4
8
150° =
π / 6
5π / 6
5π / 3
7π / 6
9
sec 30° =
2
√3
4 / √3
2 / √3
10
tan 45° =
2
1 / √3
√3
1
11
csc (19π / 6) =
- 2
-1 / 2
- 2 / √3
1 / 2
12
csc 225° =
√2 / 2
- 2 / √2
- √2 / 2
2 / √2
13
In what quadrants is tangent positive?
1 and 2
3 and 4
1 and 4
1 and 3
14
tan (5π / 6) =
-1 / √3
- √3
- 1
1 / √3
15
tan (π / 2) =
undefined
√3
0
1
16
csc 60° =
2 / √3
1 / 2
√3 / 2
2
17
In what quadrants is secant positive?
3 and 4
1 and 4
1 and 3
1 and 2
18
270° =
5π / 2
3π / 2
4π / 3
π / 2
19
240° =
π / 3
4π / 3
5π / 6
5π / 3
20
cot 90° =
1
0
√3
undefined
21
In what quadrants is sine positive?
1 and 3
1 and 4
3 and 4
1 and 2