Xiao Ming uses a 72 cm long iron wire to make a cube frame. What is the volume of this frame in cubic centimeters?
小明用一根72厘米长的铁丝做成一个正方体框架，这个框架占的体积是多少立方厘米．
<gadget id="calculator">72 / 12</gadget>
<output>6</output>

<gadget id="calculator">6 * 6 * 6</gadget>
<output>216</output>

<result>216</result>