Answers for "how to make a program on java to calculate the area of a rectangle"

2

Calculate area of rectangle using class in java

// calculate area of rectangle using class in java
import java.io.*;
class RectangleShape 
{
   int length, breadth; 
   void setValue(int l, int b) 
   { 
       length = l; 
       breadth = b; 
   }
   // get area of rectangle
   int findArea() 
   { 
       return (length * breadth); 
   }
}
public class RectangleAreaDemo
{
   public static void main(String[] args)
   {
      RectangleJava obj = new RectangleJava(); 
      obj.setValue(10, 5); 
      System.out.println("Area of rectangle: " + obj.findArea());
   }
}
Posted by: Guest on February-09-2021
3

Java program to calculate area of rectangle

import java.util.Scanner;
public class RectangleArea
{
   public static void main(String[] args)
   {
      Scanner sc = new Scanner(System.in);
      System.out.println("Please enter length of rectangle: ");
      double length = sc.nextDouble();
      System.out.println("Please enter width of rectangle: ");
      double width = sc.nextDouble();
      double area = length * width;
      System.out.println("Area of rectangle is: " + area);
      sc.close();
   }
}
Posted by: Guest on November-10-2020

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