Java Programming | Area of square

Introduction

This is a tutorial for area of square in java. The program is given below that explain in detail. The program is extendable. Go enjoy the program. Lets begin…..

Program for area of square in java.

//import Scanner as we require it.
import java.util.Scanner;

// the name of our class its public
public class SquareArea {
//void main
public static void main (String[] args)
{
//declare int
int area,a;
//print message
System.out.println(“Enter Side of Square:”);
//Take input
Scanner input = new Scanner(System.in);
a = input.nextInt();
//calculate
area = a*a;
//print the area
System.out.println(“Area = “+area);
}
}

Output

Enter Side of Square:
4
Area = 16

How it works

  1. The program prints the message to enter numbers.
  2. The user enters side of square.
  3. Area is calculated.
  4. The area is printed.

Extending it

The program can be extended by taking more different shapes and calculating their area.

Explanation.

  1. Import the Scanner.
  2. Declare the class as public
  3. Add the void main function
  4. Add system.out.println() function with the message to enter side.
  5. Declare input as Scanner.
  6. Take the side and save it in variable.
  7. Calculate area and save it in other variable.
  8. Add system.out.println() function to print the area.

At the end.

You learnt creating the Java program for Area of square. So now enjoy the program.

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And like it if you liked.

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