<p>
If <var>a</var> and <var>b</var> are the legs and <var>c</var> is the hypotenuse then
<var>a<sup>2</sup></var> + <var>b<sup>2</sup></var> =
<var>c<sup>2</sup></var>.
</p>
This Pen doesn't use any external CSS resources.
This Pen doesn't use any external JavaScript resources.