Shape -color :String = "red" -filled: boolean - true +Shape() +Shape (color:String, filled: boolean) +getColor():String +setColor (color:String) void +isFilled ():boolean +setFilled(filled:boolean):void +toString):String Circle Rectangle -width : double 1.0 -length : double = 1.0 +Rectangle() +Rectangle(width:double, -radius : double = 1.0 +Circle() +Circle(radius: double) +Circle(radius: double, color: String,filled:boolean) +getRadius():double +setRadius(radius:double):void +getArea():double +getPerimeter):double +toString ():String length:double) +Rectangle(width:double, length:double, color: String,filled:boolean) +getwidth):double +setwidth (width:double):void +getLength):double +setLength(legnth:double):void getArea():double +getPerimeter():double +toString ():String Square +Square() +Square (side:double