/** * A square as a GeometricObject * @author gtowell * Created Oct 12, 2020 */ public class Square extends GeometricObject{ private int side; public Square(int side) { this.side=side; } public int getPerimiter() { return 4*side; } public int getArea() { return side*side; } public static void main(String[] args) { Square sq = new Square(5); System.out.println(sq); } }