public double LenTwoVectors(Vector vector) { return Math.Sqrt(Math.Pow(X - vector.X, 2) + Math.Pow(Y - vector.Y, 2)); }
public Vector Subtract(Vector v) { return new Vector((X - v.X), Y - v.Y); }
public Vector Add(Vector v) { return new Vector(X + v.X, Y + v.Y); }