Added Rectangle class

lab-01/src/_Rectangle.java

@@ -0,0 +1,34 @@
+public class _Rectangle extends _Point {
+
+    private double height;
+    private double width;
+
+    public _Rectangle(double width, double height){
+        this.height = height;
+        this.width = width;
+        this.setLocation(0, 0);
+    }
+
+    public _Rectangle(int x, int y, double w, double h){
+        this.width = w;
+        this.height = h;
+        this.setLocation(x, y);
+    }
+
+    public void setHeight(double h){ this.height = h; }
+
+    public void setWidth(double w){ this.width = w; }
+
+    public double getHeight(){ return this.height; }
+
+    public double getWidth(){ return this.width; }
+
+    public double getArea(){ return this.height*this.width; }
+
+    public double getCircumfrence(){ return 2*(this.width+this.height); }
+
+    public String toString() {
+        return String.format("%s, Height %f, Width %f, Area %f, Circumfrence %f",
+                super.toString(), getHeight(), getWidth(), getArea(), getCircumfrence());
+    }
+}