The perimeter of a square is 24 centimeters, what is its area in square centimetres?
一个正方形的周长是24厘米，它的面积是多少平方厘米
<gadget id="calculator">24 / 4</gadget>
<output>6</output>

<gadget id="calculator">6 * 6</gadget>
<output>36</output>

<result>36</result>