/**
 * Created by Nathan_Zeplowitz on 4/9/15.
 */
public class Rectangle {
    private double height = 1.0;
    private double width = 2.0;

    public Rectangle(double height, double width) {
        this.height = height;
        this.width = width;
    }

    public double area(){
        return height * width;
    }
}

@@ -313,11 +313,92 @@
 h;%0A    %7D
+%0A%0A    public double perimeter()%7B%0A        return (2 * height) + (2 * width);%0A    %7D
 %0A%7D%0A

Add Perimeter Method to Rectangle Class