If the perimeter of a rectangle is equal to the perimeter of a square with a side length of 9 cm, what is the minimum area of the rectangle in square centimeters? (Length and width in centimeters)
一个长方形周长与一个边长为9厘米的正方形周长相等，这个长方形面积最小应是多少平方厘米．(长、宽为整厘米)
<gadget id="calculator">17 * 1</gadget>
<output>17</output>

<result>17</result>