public Ring(int x, int y, int innerrad, int outerrad)
{
Inner = new Round(x, y, innerrad);
Outer = new Round(x, y, outerrad);
}
public Ring(Round inner, Round outer)
{
Inner = new Round(inner);
Outer = new Round(outer);
}
public Round(Round r) : this(r.X, r.Y, r.R) { }
public static void Main(string[] args)
{
Round r1 = new Round(3, 5, 12);
Console.WriteLine($"Area: {r1.Area}");
Console.WriteLine($"Lenght: {r1.Lenght}");
}
public double Length(Ring ring)
{
Round round = ring;
return(Length(round) + (Math.PI * ring.InnerRadius * 2));
}
public double Square(Ring ring)
{
Round round = ring;
return(Square(round) - Math.PI * Math.Pow(ring.InnerRadius, 2));
}
public Round(Round r) : this(r.X, r.Y, r.R)
{
}
