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Level 459

Unit Circle


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The values of cos and sin are (1, 0)
What is the exact value of cos and sin at 0°?
30° in radians is ∏/6
What is 30° in radians and what is the exact value of cos and sin at 30°?
45° in radians is ∏/4
What is 45° in radians and what is the exact value of cos and sin at 45°?
60° in radians is ∏/3
What is 60° in radians and what is the exact value of cos and sin at 60°?
90° in radians is ∏/2
What is 90° in radians and what is the exact value of cos and sin at 90°?
120° in radians is 2∏/3
What is 120° in radians and what is the exact value of cos and sin at 120°?
135° in radians is 3∏/4
What is 135° in radians and what is the exact value of cos and sin at 135°?
150° in radians is 5∏/6
What is 150° in radians and what is the exact value of cos and sin at 150°?
180° in radians is ∏
What is 180° in radians and what is the exact value of cos and sin at 180°?
210° in radians is 7∏/6
What is 210° in radians and what is the exact value of cos and sin at 210°?
225° in radians is 5∏/4
What is 225° in radians and what is the exact value of cos and sin at 225°?
240° in radians is 4∏/3
What is 240° in radians and what is the exact value of cos and sin at 240°?
270° in radians is ∏/2
What is 270° in radians and what is the exact value of cos and sin at 270°?
300° in radians is 5∏/3
What is 300° in radians and what is the exact value of cos and sin at 300°?
315° in radians is 7∏/4
What is 315° in radians and what is the exact value of cos and sin at 315°?
330° in radians is 11∏/6
What is 330° in radians and what is the exact value of cos and sin at 330°?
1/2
sin (π/6)
√2/2
sin (π/4)
√3/2
sin (π/3)
1
sin (π/2)
0
sin (π)
-1
sin (3π/2)
0
sin (2π)
√3/2
cos (π/6)
√2/2
cos (π/4)
1/2
cos (π/3)
0
cos (π/2)
-1
cos (π)
0
cos (3π/2)
1
cos (2π)
√3/3
tan (π/6)
1
tan (π/4)
√3
tan (π/3)
Undefined
tan (π/2)
0
tan (π)
Undefined
tan (3π/2)
0
tan (2π)
2
csc (π/6)
√2
csc (π/4)
2√3/3
csc 60°
1
csc (π/2)
-1
csc (3π/2)
2/√2
sec (π/4)
2
sec (π/3)
-1
sec (π)
1
sec (2π)
√3
cot (π/6)
1
cot (π/4)
√3/3
cot (π/3)
0
cot (π/2)
0
cot (3π/2)