A rectangular piece of land is 16.8 meters wide and 2.5 times as long as it is wide. What is the area of the land in square meters?
一块长方形地，宽16.8米，长是宽的2.5倍．这块地的面积是多少平方米？
<gadget id="calculator">16.8 * 2.5 * 16.8</gadget>
<output>705.6</output>

<result>705.6</result>