Question: Task: Implement the following classes and invoke area(), perimeter() for object of Triangle: Triangle extends Polygon > Polygon area(): double perimeter(): double sideA: double sideB:

Task: Implement the following classes and invoke area(), perimeter() for object

Task: Implement the following classes and invoke area(), perimeter() for object of Triangle: Triangle extends Polygon > Polygon area(): double perimeter(): double sideA: double sideB: double sideC: double /* constructor */ /* accessor-mutator */ + area () : double + perimeter(): double

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