The perimeter of a rectangle is 24. If it can be divided into two squares exactly, what is the perimeter of each square?
一个长方形的周长是24，如果它正好能平均分成两个正方形，那么每个正方形的周长是多少
<gadget id="calculator">4 * 4</gadget>
<output>16</output>

<result>16</result>