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Write an inheritance hierarchy for class Quadrilateral, Trapezoid, Parallelogram, Rectangle and Square. Use Quadrilateral as the super class of the hierarchy. Make the hierarchy as deep as possible. Specify the instance variables and methods for each class. The private data of Quadrilateral should be the x-y coordinate pairs for the four end-points of the Quadrilateral. Write a program that instantiates objects of your classes and outputs each objects area (except Quadrilateral.

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