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noonarhz

uoo

Mar 23rd, 2019
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  1. <html>
  2.     <head>
  3.     <title> Menghitung Lingkaran </title>
  4.     </head>
  5.     <body>
  6.         <form method="POST" action="">
  7.         Masukkan nilai jari-jari (r) :
  8.         <input type="text" name="jari" /><br />
  9.         <input type="submit" value="Hitung" /><br />
  10.         </form>
  11.  
  12.         Hasil perhitungan : <br />
  13.        
  14.         <?php
  15.            $jari=$_POST['jari'];
  16.            $hasil3=3.14*$jari*$jari;
  17.            echo "$hasil3";
  18.        ?>
  19.     </body>
  20. </html>
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