Use a 144 cm long iron wire to make a cube frame, and then wrap the frame with cardboard (ignoring the joints), how many square centimeters of cardboard do you need at least?
用一根144厘米长的铁丝，做一个正方体的框架，然后用硬纸板把这个框架包起来(接头口处忽略不计)，至少需要多少平方厘米的硬纸板？
<gadget id="calculator">144 / 12</gadget>
<output>12</output>

<gadget id="calculator">12 * 12 * 6</gadget>
<output>864</output>

<result>864</result>