Question: Design an interface called Shape having the methods [ double area ( ) , double perimeter ( ) ] . Design a class Circle that

Design an interface called Shape having the methods

[

double area

(),

double perimeter

()] .

Design a class Circle that implements that interface having an instance variable called radius. Redefine the two methods in the interface. Add constructor, accessors, mutators, equals and toString methods to the class circle.

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