A square flower bed is surrounded by a fence. The total length of the fence is 24 meters. What is the area of the flower bed in square meters?
用篱笆围成一个正方形的花坛，篱笆的总长是24米，求花坛的面积是多少平方米？
<gadget id="calculator">24 / 4</gadget>
<output>6</output>

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

<result>36</result>