Given that you label the method developed in exercise 1 the designated initializer for the Rectangle class, and based on the Square and Rectangle class definitions from Chapter 8, add an initializer...

Given that you label the method developed in exercise 1 the designated initializer for the Rectangle class, and based on the Square and Rectangle class definitions from Chapter 8, add an initializer method to the Square class according to the following declaration: -(id) initWithSide: (int) side;