This is a Java Program to Make Shape as an Interface and Implement it using Circle and Rectangle Class. Interfaces are syntactically similar to classes, but they lack instance …

May 16, 2025 · Write a Java program to create a base class Shape with a method called calculateArea (). Create three subclasses: Circle, Rectangle, and Triangle. Override the …

Mar 1, 2022 · The user should enter a string("circle","rectangle" or "triangle") and that should be used to determine the shape to output. You then need to use .equals to compare the entered …

Nov 15, 2023 · In this article, we will fill the random attractive colors in shapes like rectangles, circles, and squares using Applet. Here, we will have three buttons rectangle, circle, and …

Aug 18, 2024 · EXERCISE: Create a Shape interface having methods area () and perimeter (). Create 2 subclasses, Circle and Rectangle that implement the Shape interface. Create a class …

public Rectangle (double width, double height) { // Set the shape name as "Rectangle" super ("Rectangle"); this.width = width; this.height = height; // Provide an implementation for inherited …

Nov 8, 2013 · Create classes Circle and Rectangle which implement the Shape interface. These classes have attributes which reflect their dimensions (radius for a circle, height and width for …

Apr 28, 2025 · Write a Java program to extend the Shape interface by adding a getPerimeter () method and implement it in Rectangle, Circle, and Triangle classes. Write a Java program to …

Write a Java program to create an interface Shape with the getArea () method. Create three classes Rectangle, Circle, and Triangle that implement the Shape interface. Implement the …

Feb 1, 2014 · This article discusses the code to draw simple shapes like Rectangle, Line, Circle, etc. JFrame and JPanel are classes belonging to javax.swing libraries. Swing library is created …