A cylinder has a base circumference of 94.2 cm and a height of 3 decimeters, what is its volume in cubic centimeters?
一个圆柱的底面周长是94.2厘米，高是3分米，它的体积是多少立方厘米？
<gadget id="calculator">94.2 / 3.14 / 2</gadget>
<output>15</output>

<gadget id="calculator">15 ** 2</gadget>
<output>225</output>

<gadget id="calculator">3.14 * 225 * 3 * 10</gadget>
<output>21_195</output>

<result>21_195</result>