There is a rectangular open space behind the school playground, which is 8 meters long and 6 meters wide. Now I want to build the largest square pool on this land. What is the perimeter of this square in meters?
学校操场后面有一长方形空地，长8米，宽6米；现在想在这块地上建一个最大的正方形水池，这个正方形的周长是多少米？
<gadget id="calculator">6 * 4</gadget>
<output>24</output>

<result>24</result>