// Tyler Mi
// A class representing a rectangle
public class Rectangle extends Shape {
   private double length;
   private double width;
   
   // Constructs a rectangle with the given length and width
   public Rectangle(double length, double width) {
      super("rectangle");
      this.length = length;
      this.width = width;
   }
   
   // Returns the area of the rectangle
   public double area() {
      return length * width;  
   }
}