ariestamirra

segi3siku2

May 13th, 2014
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Java 0.68 KB | None | 0 0
  1. package mirra.ariesta.soalGanjil;
  2.  
  3. public class Segi3Siku2 extends Titik {
  4.  
  5.     private double alas, tinggi;
  6.  
  7.     public Segi3Siku2() {
  8.     }
  9.  
  10.     private void init() {
  11.         alas = getX4() - getX3();
  12.         tinggi = getY2() - getY1();
  13.     }
  14.  
  15.     public double luas() {
  16.         return alas * tinggi / 2;
  17.     }
  18.  
  19.     @Override
  20.     public void setTitik(Titik titik) {
  21.         super.setTitik(titik);
  22.         init();
  23.     }
  24.  
  25.     public double getAlas() {
  26.         return alas;
  27.     }
  28.  
  29.     public double getTinggi() {
  30.         return tinggi;
  31.     }
  32.  
  33.     public double getSisiMiring() {
  34.         return (Math.sqrt(Math.pow(alas, 2) + Math.pow(tinggi, 2)));
  35.     }
  36.  
  37. }
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