1    package Shapes;
2    import shapes.SCircle;
3    import shapes.SSquare;
4    public class ShapesThing
5    {
6        public static void main(String[] args)
7        {
8           SSquare square = new SSquare(400);
9           System.out.println("square = " + square.toString());
10          System.out.println("area of square = " + square.area());
11          System.out.println("perimeter of square = " +square.perimeter());
12          System.out.println("the diagonal of square = " +square.diagonal());
13          SCircle disk = square.inscribingCircle();
14          System.out.println("disk = " + disk.toString());
15          System.out.println("The disks area = " +disk.area());
16          System.out.println("The disks perimeter = " +disk.perimeter());
17          SSquare diamond = disk.inscribingSquare();
18          System.out.println("diamond = " +diamond.toString());
19       }
20   
21   }
22