Finished

src/Rectangle.java

+public class Rectangle extends Shape{
+
+    public int width;
+    public int height;
+
+    
+    public int getWidth() {
+        return this.width;
+    }
+
+    public void setWidth(int width){
+        this.width=width;
+    }
+
+    public int getHeight() {
+        return this.height;
+    }
+
+    public void setHeight(int height) {
+        this.height=height;
+    }
+
+    public Rectangle() {
+        super();
+        this.setHeight(4);
+        this.setWidth(3);
+    }
+
+    public Rectangle(int i,int j) {
+        super();
+        this.setHeight(j);
+        this.setWidth(i);
+    }
+    
+    public Rectangle(int i) {
+        super();
+        this.setWidth(i);
+    }
+
+    @Override
+    public void draw() {
+        int width = this.getWidth();
+        int height = this.getHeight();
+    
+        // Top
+        System.out.print(" "+new String(new char[width]).replace("\0", "-")+"\n");
+    
+        // Rows
+        for (int loop1=0; loop1<height; loop1++){
+          System.out.print("|"+new String(new char[width]).replace("\0", " ")+"|"+"\n");
+        }
+        // Bottom
+        System.out.print(" "+new String(new char[width]).replace("\0", "-")+"\n");
+      } 
+    
+          
+    
+    @Override
+    public float area() {
+        return this.width * this.height;
+    }
+
+    @Override
+    public float circumference() {
+        return ((width*2)+(height*2));
+    }
+
+}

src/Shape.java

@@ -5,10 +5,15 @@ abstract public class Shape {
   abstract public void draw();
   abstract public float area();
   abstract public float circumference();
+  abstract public int getWidth();
+  abstract public int getHeight();
+  abstract public void setHeight(int height);
+  abstract public void setWidth(int width);
 
   public int getSize() { return size; }
   public void setSize(int size) { this.size = size; }
 
+
   public Shape(){
     this.size = 3;
   }

src/Square.java

+public class Square extends Shape{
+    
+    public int width;
+    public int height;
+
+    
+    public int getWidth() {
+        return this.width;
+    }
+
+    public void setWidth(int width){
+        this.width=width;
+    }
+
+    public int getHeight() {
+        return this.height;
+    }
+
+    public void setHeight(int height) {
+        this.height=height;
+    }
+
+
+    public Square() {
+        super();
+
+    }
+    public Square(int i) {
+        super(i);
+    }
+    
+
+    @Override
+    public float area() {
+        return size*size;
+    }
+
+    @Override
+    public float circumference() {
+        return size * 4;
+    }
+ 
+    @Override
+    public void draw() {
+
+        int size = this.getSize();
+        // Top
+        System.out.print(new String(new char[size]).replace("\0", "-")+"\n");
+    
+        // Rows
+    
+        for (int loop1=0; loop1<size; loop1++){
+          System.out.print("|"+new String(new char[size-2]).replace("\0", " ")+"|"+"\n");
+        }
+    
+        System.out.print(new String(new char[size]).replace("\0", "-")+"\n");
+      }
+}