A cuboid is 0.7 meters long, 0.5 meters wide, and 0.3 meters high, what is the minimum area it occupies?
一个长方体长0.7米，宽0.5米，高0.3米，占地面积最小是多少．
<gadget id="calculator">0.5 * 0.3</gadget>
<output>0.15</output>

<result>0.15</result>