echo $rectangle->shapeHeight; ?> > Width: <input type="text" name="rWidth" value=<?php echo $rectangle->shapeWidth; ?> > <br/> <br/> <br/> <input type="submit" name="submit" id="submit" value="Submit"> </form> <?php $circle->shapeArea = $circle->CalculateSize($circle->shapeWidth, 0); $triangle->shapeArea = $triangle->CalculateSize($triangle->shapeWidth, $triangle->shapeHeight); $rectangle->shapeArea = $rectangle->CalculateSize($rectangle->shapeWidth, $rectangle->shapeHeight); ?> <h2>Results</h2> <p>Circle Area: <?php echo $circle->shapeArea; ?> </p> <form action="Index.php" method="post"> Resize by %: <input type="text" name="cAdjust" value=""> <input type="hidden" name="cRadius" value=<?php echo $circle->shapeWidth; ?> > <input type="submit" name="submit" id="submit" value="Resize">