Level 441 Level 443
Level 442

Trigonometric Functions


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sin(x)
Opposite / Hypotenuse
cos(x)
Adjacent / Hypotenuse
tan(x)
Opposite / Adjacent
csc(x)
Hypotenuse / Opposite
sec(x)
Hypotenuse / Adjacent
cot(x)
Adjacent / Opposite
sine
The Y Coordinate
Cosine
The X Coordinate
sin(x)
1 / (csc x)
csc(x)
1 / (sin x)
cos(x)
1 / (sec x)
sec(x)
1 / (cos x)
tan(x)
1 / (cot x)
cot(x)
1 / (tan x)
tan(x)
sin x / cos x
cot(x)
cos x / sin x
1
sin^2 x + cos^2 x
sec^2 x
1 + tan^2 x
csc^2 x
1+ cot^2 x
cos x
sin(π/2 - x)
sin x
cos(π/2 - x)
cot x
tan(π/2 - x)
tan x
cot(π/2 - x)
csc x
1 / sin x
sec x
1 / cos x
sin(-x)
-sin(x)
cos(-x)
cos(x)
tan(-x)
-tan(x)
cot(-x)
-cot(x)
sec(-x)
sec(x)
csc(-x)
-csc(x)
0°, 360°
2π (1,0)
30°
π/6
45°
π/4
60°
π/3
90°
π/2
120°
2π/3
135°
3π/4
150°
5π/6
180°
Degrees in a line
210°
7π/6
225°
5π/4
240°
4π/3
270°
3π/2
300°
5π/3
315°
7π/4
330°
11π/6
sin^-1(x)
(-1 ≤ x ≤ 1) & (-π/2 ≤ y ≤ π/2)
cos^-1(x)
(-1 ≤ x ≤ 1) & (0 ≤ y ≤ π)
tan^-1(x)
(∞ ≤ x ≤ ∞) & (-π/2 < y < π/2)
sin^-1(sin(x))=x
-π/2 ≤ y ≤ π/2
sin(sin^-1(x))=x
-1 ≤ x ≤ 1
cos^-1(cos(x))=x
0 ≤ y ≤ π
cos(cos^-1(x))=x
-1 ≤ x ≤ 1
tan^-1(tan(x))=x
-π/2 < y < π/2
tan(tan^-1(x))=x
∞ ≤ x ≤ ∞