Find A Cylinder Area by creating new class in Java.

Main Class: 

package cyldr;

public class CylinderTest

{

    public static void main(String[] args) 

    {

       Cylinder C = new Cylinder(); ///create a cylinder object

       C.volume(); ///call the volume method 

    }

}

 

Cylinder Class:

 

 

package cyldr;

 

public class Cylinder 

{

    ///set some value

     int r = 5;

     int h = 5;

 

    void volume() 

    {

        double R = Math.pow(r, 2);

        System.out.println("Volume: " + (3.1416 * R * h));

    }

}