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# A piece of copper wire is a narrow cylinder. The equation for the volume of a cylinder is V=?r2h…

<p>A piece of copper wire is a narrow cylinder.  The equation for the volume of a cylinder is<em>V=∏r<sup>2</sup>h</em> where <em>V</em> is volume, <em>r</em> is the radius, <em>h </em>isthe height, and ∏ (pi) is a constant with a value of 3.14.  Rearrange the equation to solve for<em> r</em>.</p>

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