Cut the largest square out of a rectangular piece of paper that is 8 cm long and 3 cm wide. What is the perimeter of this square in cm?
在一张长8厘米，宽3厘米的长方形纸片上，剪下一个最大的正方形，这个正方形的周长是多少厘米
<gadget id="calculator">3 * 4</gadget>
<output>12</output>

<result>12</result>