MindFusion.Reporting for Silverlight Programmer's Guide
Tan
Returns the tangent of the specified angle.
Copy Code
double Tan ( double value )
Parameters
value
Any valid numeric expression that specifies the angle in radians.
Remarks
Tan takes an angle and returns the ratio of two sides of a right triangle. The ratio is the length of the side opposite the angle divided by the length of the side adjacent to the angle.