PBO A - TUGAS CLASS

Syntax untuk class main nya :

 public class main  
 {  
   public static void main(String args[]){  
    triangle segi3;   segi3 = new triangle();  
    bujur busangkar;  busangkar = new bujur();  
    persegip rectangle; rectangle = new persegip();  
    jajargenjang jajar; jajar = new jajargenjang();  
    belah ketupat;   ketupat = new belah();  
    segi3.height = 10;  
    segi3.side = 5;  
    double area = segi3.area();  
    double keliling = segi3.circumference();    
    System.out.print("Luas segitiga = "+area+" keliling = "+keliling);  
    busangkar.sisi = 5;  
    double luasb = busangkar.luas();  
    double kelilingb = busangkar.kelilink();  
    System.out.print("\nLuas bujur sangkar = "+luasb+" keliling = "+kelilingb);  
    rectangle.l = 5;  
    rectangle.p = 10;  
    int luaspp = rectangle.luas();  
    int kelilingpp = rectangle.keliling();  
    System.out.print("\nLuas persegi panjang = "+luaspp+" keliling = "+kelilingpp);  
    jajar.alas = 10;  
    jajar.tinggi = 5;  
    jajar.miring = 4;  
    int luasj = jajar.luas();  
    int kelilingj = jajar.keliling();  
    System.out.print("\nLuas jajar genjang = "+luasj+" keliling = "+kelilingj);  
    ketupat.d1 = 5;  
    ketupat.d2 = 8;  
    ketupat.sisi = 13;  
    double luasketupat = ketupat.luas();  
    int kelilingketupat = ketupat.keliling();  
    System.out.print("\nLuas belah ketupat = "+luasketupat+" keliling = "+kelilingketupat);  
   }  
 }