public override double Area()
{
GetArea?.Invoke();
return(Math.Abs((Points[0].X - Points[2].X) * (Points[1].Y - Points[2].Y) -
(Points[1].X - Points[2].X) * (Points[0].Y - Points[2].Y)) / 2);
}
public override double Area()
{
GetArea?.Invoke();
return(Math.Round(Height() * Width(), 2));
}
public override double Area()
{
GetArea?.Invoke(this, null);
return(Math.Round(Width() * Width(), 2));
}