There are exactly 8 squares of 1 square centimeter placed on a rectangle, what is the area of this rectangle?
在一个长方形上正好摆放了8个1平方厘米的正方形，这个长方形的面积是多少．
<gadget id="calculator">1 * 8</gadget>
<output>8</output>

<result>8</result>