Cut the largest square out of a piece of paper with a length of 12 decimeters and a width of 8 decimeters. What is the perimeter of this square?
在一张长12分米宽8分米的纸张上剪出一个最大的正方形，这个正方形的周长是多少分米？
<gadget id="calculator">8 * 4</gadget>
<output>32</output>

<result>32</result>