echo "<h1>Not a triangle!</h1>"; } elseif ($side1 == $side2 && $side2 == $side3) { echo "<h1>Equilateral</h1>"; } elseif ($side1 == $side2 || $side2 == $side3 || $side1 == $side3) { echo "<h1>Isosceles</h1>"; } else { echo "<h1>Scalene</h1>"; } } } ?> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" integrity="sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7" crossorigin="anonymous"> <title>Triangle</title> </head> <body> <h1>Your Results:</h1> <?php $side1 = $_GET["side1"]; $side2 = $_GET["side2"]; $side3 = $_GET["side3"]; $triangle = new Triangle(); $triangle->testTriangle($side1, $side2, $side3); ?> </body> </html>