A cuboid pool is 20 meters long, 10 meters wide, and 2 meters deep. What is the area in square meters?
一个长方体水池，长20米，宽10米，深2米，它的占地面积是多少平方米．
<gadget id="calculator">20 * 10</gadget>
<output>200</output>

<result>200</result>