. The lateral area of a cylinder is 251.2 square centimeters, and its height is 8 centimeters. What is its volume?
.一个圆柱的侧面积是251.2平方厘米，高是8厘米，它的体积是多少．
<gadget id="calculator">251.2 / 8 / 3.14 / 2</gadget>
<output>5</output>

<gadget id="calculator">5 ** 2</gadget>
<output>25</output>

<gadget id="calculator">3.14 * 25 * 8</gadget>
<output>628</output>

<result>628</result>