The side area of a cylindrical potato chip bucket is 502.4cm**2, its height is 20cm, what is its bottom diameter in centimeters?
一个圆柱形薯片桶的侧面积是502.4cm**2，量得它的高是20cm，它的底面直径是多少厘米？
<gadget id="calculator">502.4 / 20 / 3.14</gadget>
<output>8</output>

<result>8</result>