<?php require 'triangle.php'; $myTriangle = new Triangle(); $myTriangle->setX1(10); $myTriangle->setY1(25); $myTriangle->setX2(45); $myTriangle->setY2(75); $myTriangle->setX3(32); $myTriangle->setY3(115); echo "Triangle methods: </br>"; echo "Area: " . $myTriangle->calcArea();