WAP to read the radius and print the area of a circle
/**
* @author MadhavBahl
* @date 25/01/2019
*/
import java.util.Scanner;
public class CircleArea {
public static double area (double radius) {
return Math.PI*radius*radius;
}
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
System.out.println("/* ===== Area of Circle ===== */");
System.out.print("\nEnter the radius: ");
double radius = input.nextDouble();
System.out.println("Area of circle is: " + area(radius));
}
}