<?php
echo <<< EXAMP
<form method = "post" action = "ch7-1.php">
<table border = 0>
<tr>
<td> <b>Enter raduis:</td>
<td>
<input type = "text" name = "radius" size = "3">
</td>
</tr>
<tr>
<td>
<input type = "submit" name = "submit" value = "Submit">
</td>
</tr>
</table>
</form>
EXAMP;
?>