initial commit

src/Triangle.class

+public class Rectangle extends Shape{
+    int width;
+    int height;
+    public Rectangle() {
+      width = 3;
+      height = 4;
+    }
+      public Rectangle(int width, int height) {
+      this.width = width;
+      this.height = height;
+    }
+    public int getWidth(){return width;}
+    public int getHeight(){return height;}
+    public void setWidth(int width){this.width = width;}
+    public void setHeight(int height){this.height = height;}
+    public int getSize(){return size;}
+    public void setSize(int size) { this.size = size; }
+    
+    @Override
+    public void draw() {
+      for (int loop1=0; loop1<size; loop1++){
+        for(int loop2=loop1; loop2<size; loop2++){
+          System.out.print("*");
+        }
+        System.out.println("");
+      }
+    }
+  
+    @Override
+    public float area() {
+      float area = getWidth() * getHeight();
+      return area;
+    }
+  
+    @Override
+    public float circumference() {
+      float circ = getWidth() * 2 + getHeight() * 2;
+      return circ;
+    }
+    public static void main(String[] args){
+      Shape aRectangle = new Rectangle(4);
+    }
+  }
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