From a rectangle with a length of 15 cm and a width of 8 cm, cut out the largest square, what is the perimeter of the square in cm
在一个长15厘米，宽8厘米的长方形中，剪出一个最大的正方形，正方形的周长是多少厘米
<gadget id="calculator">8 * 4</gadget>
<output>32</output>

<result>32</result>