// Main.java // Define the Main class public class Main { // Define the main method, the entry point of the program public static void main(String[] args) { // Create an instance of Bird and assign it to the variable bird of type Animal Animal bird = new Bird(); // Create an ...
Polymorphism Polymorphism means "many forms", and it occurs when we have many classes that are related to each other by inheritance. Like we specified in the previous chapter;Inheritancelets us inherit attributes and methods from another class.Polymorphismuses those methods to perform different tasks...
Override the draw() method in each subclass to draw the respective shape. In addition, override the calculateArea() method in the Cylinder subclass to calculate and return the total surface area of the cylinder.Sample Solution:Java Code:// Shape.java // Define an abstract class named Shape a...