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<!DOCTYPE html> <html> <body> <h2>JavaScript Math</h2> <p>Math.PI returns PI:</p> <p id="piDemo"></p> <p>Math.sqrt(16) returns the square root of 16:</p> <p id="sqrtDemo"></p> <script> document.getElementById("piDemo").innerHTML = Math.PI; document.getElementById("sqrtDemo").innerHTML = Math.sqrt(16); </script> </body> </html>
