A 72 cm long iron wire is made into a cube frame, what is its surface area in square centimeters?
一根长72厘米的铁丝做成了一个正方体框架，它的表面积是多少平方厘米．
<gadget id="calculator">72 / 12</gadget>
<output>6</output>

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

<result>216</result>