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Simple Trigonometry Ratios
Simple way to test yourself on cosine, sine and tangent for angles under 360
45
Mathematics
10th Grade
04/08/2009
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Cards

Term
sin(π/6)
 Definition
1/2
Term
cos(π/6)
 Definition
√3/2
Term
tan(π/6)
 Definition
1/√3
Term
cos(π/4)
 Definition
1/√2
Term
sin(π/4)
 Definition
1/√2
Term
tan(π/4)
 Definition
1
Term
cos(π/3)
 Definition
1/2
Term
sin(π/3)
 Definition
√3/2
Term
tan(π/3)
 Definition
√3
Term
cos(π/2)
 Definition
0
Term
sin(π/2)
 Definition
1
Term
tan(π/2)
 Definition
undef.
Term
cos(2π/3)
 Definition
-1/2
Term
sin(2π/3)
 Definition
√3/2
Term
tan(2π/3)
 Definition
-√3
Term
cos(3π/4)
 Definition
-1/√2
Term
sin(3π/4)
 Definition
1/√2
Term
tan(3π/4)
 Definition
-1
Term
cos(5π/6)
 Definition
-√3/2
Term
sin(5π/6)
 Definition
1/2
Term
tan(5π/6)
 Definition
-1/√3
Term
cos(π)
 Definition
-1
Term
sin(π)
 Definition
0
Term
tan(π)
 Definition
0
Term
cos(7π/6)
 Definition
-√3/2
Term
sin(7π/6)
 Definition
-1/2
Term
tan(7π/6)
 Definition
1/√3
Term
cos(5π/4)
 Definition
-1/√2
Term
sin(5π/4)
 Definition
-1/√2
Term
tan(5π/4)
 Definition
1
Term
cos(4π/3)
 Definition
-1/2
Term
sin(4π/3)
 Definition
-√3/2
Term
tan(4π/3)
 Definition
√3
Term
cos(3π/2)
 Definition
0
Term
sin(3π/2)
 Definition
-1
Term
tan(3π/2)
 Definition
undef.
Term
cos(5π/3)
 Definition
1/2
Term
sin(5π/3)
 Definition
-√3/2
Term
tan(5π/3)
 Definition
-?3
Term
cos(7π/4)
 Definition
1/√2
Term
sin(7π/4)
 Definition
-1/√2
Term
tan(7π/4)
 Definition
-1
Term
cos(11π/6)
 Definition
√3/2
Term
sin(11π/6)
 Definition
-1/2
Term
tan(11π/6)
 Definition
-1/√3
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