<?php

require_once "rectangle.php";
require_once "square.php";
$squr = new Square(10, 30);
$area = $squr->equalarea() . " sq.";
echo $area . PHP_EOL;
$perimeter = $squr->perimeter() . " long.";
echo $perimeter . PHP_EOL;
$rect = new Rectangle(10, 30);
$area = $rect->area() . " sq.";
echo $area . PHP_EOL;
$perimeter = $rect->perimeter() . " long.";
echo $perimeter . PHP_EOL;