Use a 36 cm long iron wire to make a cube frame, and then put paper on each batter of the cube, ask how many square centimeters of paper is needed at least.
用一根长36厘米的铁丝做成一个正方体框架，再给这个正方体的每个面糊上纸，问至少需要多少平方厘米的纸．
<gadget id="calculator">36 / 12</gadget>
<output>3</output>

<gadget id="calculator">3 * 3 * 6</gadget>
<output>54</output>

<result>54</result>