The radius of the base of a cylinder is 2 decimeters, and the lateral area of the cylinder is 50.24 square decimeters. What is the volume of this cylinder in cubic decimeters.
一个圆柱体底面半径是2分米，圆柱侧面积是50.24平方分米．这个圆柱体的体积的多少立方分米．
<gadget id="calculator">50.24 / 2</gadget>
<output>25.12</output>

<gadget id="calculator">25.12 * 2</gadget>
<output>50.24</output>

<result>50.24</result>