atan2()

Synopsis

Returns the inverse tangent of dy/dx in degrees, from -180 to +180. The sign of the arguments are used to determine the quadrant of the resulting angle.

Syntax

atan2 ( dx As Number, 
        dy As Number ) As Number

Argument	Type	Description
dx	Number
dy	Number

Example 1

-45 degrees

Intent >atan2(1,-1)
--> -45.0

Example 2

135 degrees

Intent >atan2(-1,1)
--> 135.0