Angle Converter
Free online angle converter. Convert degrees, radians, gradians. Fast, accurate, runs in your browser.
Result
3.1415926536 rad
180° = 3.1415926536rad
All Conversions
rad (radians)3.1415926536
grad (gradians)200
' (minutes of arc)10800
" (seconds of arc)648000
turn (turns)0.5
Trigonometric Values
sin(180°)
1.2246e-16
cos(180°)
-1
tan(180°)
-1.2246e-16
sin⁻¹(180°)
1.2246e-16
Common Angles
Full circle = 360° = 6.2831853072 rad = 400 grad
Straight line = 180° = 3.1415926536 rad = 200 grad
Right angle = 90° = 1.5707963268 rad = 100 grad
Equilateral triangle = 60° = 1.0471975512 rad = 66.6666666667 grad
Pentagon (interior) = 108° = 1.8849555922 rad = 120 grad
Hexagon (interior) = 120° = 2.0943951024 rad = 133.3333333333 grad
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