The area of a rectangle is 24 square centimeters, the length is 8 centimeters, and the width is in centimeters.
一个长方形的面积是24平方厘米，长是8厘米，宽是多少厘米．
<gadget id="calculator">24 / 8</gadget>
<output>3</output>

<result>3</result>