Data Type: Numeric expression
An angle in radians.
A type of Double denoting the cosine of an angle.
Takes an angle specified in radians and returns a ratio representing the length of the side adjacent to the angle divided by the length of the hypotenuse.
The cosine returned by the function is between -1 and 1.
Dim dblCosine as Double dblCosine = Cos(dblRadians)
To convert degrees to radians, multiply degrees by pi/180.
To convert radians to degrees, multiply radians by 180/pi.