Question: implement the given UML. You have one interface called '_Area' and one abstract class called '_Shape'. Class '_Shape' will be used as a super class.
implement the given UML. You have one interface called '_Area' and one abstract class called '_Shape'. Class '_Shape' will be used as a super class. Overide the methods toString, getArea and getName in all classes.
make a test class and . Make objects from class Rectangle , Then assign all objects to array of type _Shape, iterate over the array and call toString of each object.
The out put should be like:
Class name is Rectangle
Area =

Q- - You have an object from class _Shape, but we need to access setWidth from class rectangle, add the missing line to complete it and make sure it does not produce errors:
_Shape shape3 = new _Rectangle(8.94);
> _Area +getArea(): Double implements _Shape {abstract} - name : String + setName(String): void + getName(): String + toString(): void Extend: _Rectangle - width : Double - height: Double constructor _Rectangle(Double : w) constructor _Rectangle(Double :w, Double :h) + getArea(): Double + setWidth(Double : w): void + setHeight(Double :h) : void + getWidth(): Double + getHeight() : Double + to String(): void
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