Post Test Coding 2

package luaskelilinglingkaran;

 

import java.util.Scanner;

/**
 *
 * @author HP
 */
public class Luaskelilinglingkaran {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        // TODO code application logic here
        
        Scanner masukan = new Scanner(System.in);
        
        int jari2;
        double luas, keliling;
        double phi=3.14;
        
        System.out.print("jari - jari lingkaran : ");
        jari2=masukan.nextInt();
        
        luas=phi*jari2*jari2;
        keliling=2*phi*jari2;
        
        System.out.println("Luas lingkaran = "+luas);
        System.out.println("Keliling lingkaran = "+keliling);
    }
}

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