Consider a cylinder with a lateral area of 60 decimeters and a radius of 3 decimeters. What is its volume in cubic decimeters?
有一个圆柱体，侧面积是60分米，半径是3分米．它的体积是多少立方分米？
<gadget id="calculator">60 / 2</gadget>
<output>30</output>

<gadget id="calculator">30 * 3</gadget>
<output>90</output>

<result>90</result>