Math.Cos Method (Double)
Returns the cosine of the specified angle.
Assembly: mscorlib (in mscorlib.dll)
The angle, d, must be in radians. Multiply by Math.PI/180 to convert degrees to radians.
Acceptable values of d range from approximately -9223372036854775295 to approximately 9223372036854775295. For values outside this range, themethod returns d unchanged rather than throwing an exception.
Available since 4.5
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Available since 8.1