Hierarchies Make it with c# Try to describe an Interface and to implement it partly in Abstraction. Try to inherit description in real classes. 0. Describe the class of objects IntegerNumber with property MultipliedBy2. Describe the derived class Circle, with radius and Circumference (2r). Implement a method with the same name in both classes to display the parameters of the object. (is a?) 1. Describe the class of objects EquilateralTriangle with possibility to calculate own Area. Describe the derived class IsoscelesTriangle with other formula of Area. Implement a method with the same name in both classes to display the parameters of the object.