A cylindrical cistern has a bottom area of 31.4 square decimeters and a height of 2.8 meters. How many liters of water can this cistern hold at most?
一个圆柱形蓄水池，底面面积为31.4平方分米，高为2.8米，这个水池最多能容纳多少升的水．
<gadget id="calculator">2.8 * 10</gadget>
<output>28</output>

<gadget id="calculator">31.4 * 28</gadget>
<output>879.2</output>

<result>879.2</result>