Tugas 2 PBO B

Kubus

 /**  
  * Write a description of class Kubus here.  
  *  
  * @author (your name)  
  * @version (a version number or a date)  
  */  
 public class kubus  
 {  
   public double s;  
   public double circumference()  
   {  
     return s*s*s;  
   }  
   public double area()  
   {  
     return 6*s*s;  
   }  
 }  

Balok

 /**  
  * Write a description of class Balok here.  
  *  
  * @author (your name)  
  * @version (a version number or a date)  
  */  
 public class balok  
 {  
   public double p,l,t;  
   public double circumference()  
   {  
     return p*l*t;  
   }  
   public double area()  
   {  
     return 2*(p*l)+2*(l*t)+2*(p*t);  
   }  
 }  

Tabung

 /**  
  * Write a description of class Tabung here.  
  *  
  * @author (your name)  
  * @version (a version number or a date)  
  */  
 public class tabung  
 {  
   public double s,t;  
   public double circumference()  
   {  
     return 3.14*s*s*t;  
   }  
   public double area()  
   {  
     return 2*3.14*s*t+2*3.14*s*s;  
   }  
 }  

Bola

 /**  
  * Write a description of class BOLA here.  
  *  
  * @author (your name)  
  * @version (a version number or a date)  
  */  
 public class bola  
 {  
   public double s;  
   public double circumference()  
   {  
     return 1.33*3.14*s*s*s;  
   }  
   public double area()  
   {  
     return 4*3.14*s*s;  
   }  
 }  

Fungsi Main

 /**  
  * Write a description of class MyMain here.  
  *  
  * @author (your name)  
  * @version (a version number or a date)  
  */  
 public class MyMain  
 {  
   public static void main(/*String args[]*/)  
   {  
     kubus aKubus;  
     aKubus = new kubus();  
     aKubus.s = 45;  
     double area = aKubus.area();  
     double circumf = aKubus.circumference();  
     System.out.println("Kubus dengan sisi="+aKubus.s);  
     System.out.println("Luas="+area+"Volume="+circumf);  
     balok aBalok;  
     aBalok = new balok();  
     aBalok.p = 15;  
     aBalok.l = 5;  
     aBalok.t = 5;  
     area = aBalok.area();  
     circumf = aBalok.circumference();  
     System.out.println("Balok dengan panjang="+aBalok.p);  
     System.out.println("Balok dengan lebar="+aBalok.l);  
     System.out.println("Balok dengan tinggi="+aBalok.t);  
     System.out.println("Luas="+area+"Volume="+circumf);  
     tabung aTabung;  
     aTabung = new tabung();  
     aTabung.s = 7;  
     aTabung.t = 25;   
     area = aTabung.area();  
     circumf = aTabung.circumference();  
     System.out.println("Tabung dengan sisi="+aTabung.s);  
     System.out.println("Tabung dengan tinggi="+aTabung.t);  
     System.out.println("Luas="+area+"Volume="+circumf);  
     bola aBola;  
     aBola = new bola ();  
     aBola.s = 20;  
     area = aBola.area();  
     circumf = aBola.circumference();  
     System.out.println("Bola dedngan sisi="+aBola.s);  
     System.out.println("Luas="+area+"Volume="+circumf);  
   }  
 }  

Hasil screenshot