A cylinder has a base area of 12.56 square meters and a height of 2.5 meters, what is its volume in cubic meters?
一个圆柱体的底面积是12.56平方米，高是2.5米，它的体积是多少立方米．
<gadget id="calculator">12.56 * 2.5</gadget>
<output>31.4</output>

<result>31.4</result>