1    package Shapes;
2    
3    import shapes.SCircle;
4    import shapes.SSquare;
5    
6    public class ShapesThing
7    {
8        public static void main(String[] args)
9        {
10           SSquare square = new SSquare (400);
11           System.out.println("square = " + square.toString());
12           System.out.println("area of square = " + square.area());
13           System.out.println("perimeter of square = " + square.perimeter());
14           System.out.println("diagonal of square = " + square.diagonal());
15   
16           SCircle disk = square.inscribingCircle();
17           System.out.println("disk = " + disk.toString());
18           System.out.println("area of square = " + disk.area());
19           System.out.println("perimeter of square = " + disk.perimeter());
20   
21           SSquare diamond = disk.inscribingSquare();
22           System.out.println("diamond = " + diamond.toString());
23       }
24   }
25