Menghitung Bangun Ruang Menggunakan php

1. Buat nama file bangunruang.php

<?php

class Bangunruang{
private $luas;
protected $lebar=2;
protected $panjang=3;

public function Inputpanjang(){
return $this->panjang;
}

public function Inputlebar(){
return $this->lebar;
}


function LuasPersegi(){
$this->luas= $this->panjang * $this->lebar;
echo "Persegi dengan panjang= 3 dan lebar= 2 mempunyai :<br> 1. Luas persegi = $this->luas";
}

}

class Balokbalok extends Bangunruang{
public $Keliling;
public $tinggi=4;

public function Inputtinggi(){
$this->tinggi;
return $this->tinggi;
}

public function KelilingBalok(){
$this->keliling = 4*($this->panjang + $this->lebar + $this->tinggi);
echo "<br>2. Keliling balok = $this->keliling";
}

}

$ikiluasloh =new Bangunruang();
$ikiluasloh->inputpanjang();
$ikiluasloh->Inputlebar();
$ikiluasloh->LuasPersegi();

$ikikelilingloh =new Balokbalok();
$ikikelilingloh->inputtinggi();
$ikikelilingloh->KelilingBalok();


?>

Rd

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