Untitled

<html>
<head>
<title>Zadanie</title>
</head>
<body>
<?php
class prostopadloscian
{
	public $pole;
	public $objetosc;
	public $a;
	public $b;
	public $h;

	function pole(){

		$pole = 2*$this->$a*2*$this->$b+2*$this->$b*2*$this->$h+2*$this->$a*2*$this->$h;
		return $this->pole;
	}


}
	$c=new prostopadloscian();
	$c->a="300";
	$c->b="200";
	$c->h="100";
	$c->pole;
	print("Długość:".$c->a."<br>");
	print("Szerokość:".$c->b."<br>");
	print("Wysokość:".$c->h);
?>
</body>
</html>