Get the exterior angle between this line and otherLine

C# | Visual Basic | Visual C++ |
public double GetExteriorAngleDegree( LineSegment2D otherLine )
Public Function GetExteriorAngleDegree ( _ otherLine As LineSegment2D _ ) As Double
public: double GetExteriorAngleDegree( LineSegment2D otherLine )

- otherLine (LineSegment2D)
- The other line

The exterior angle between this line and otherLine