A cuboid box whose length, width and height are all centimeters, the area of the figure seen from the front is 18 square centimeters, and the area of the figure seen from the left is 24 square centimeters, what is the smallest area of the figure seen from the top in square meters centimeter.
一个长、宽、高均为整厘米的长方体盒子，从正面看到的图形面积为18平方厘米，从左看到的图形面积为24平方厘米，从上面看到的图形的最小面积是多少平方厘米．
<gadget id="calculator">3 * 4</gadget>
<output>12</output>

<result>12</result>