A cylinder has a base diameter of 10 cm and a height of 6 cm, what is its volume in cubic centimeters?
一个圆柱，底面直径是10厘米，高是6厘米，它的体积是多少立方厘米？
<gadget id="calculator">10 / 2</gadget>
<output>5</output>

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

<gadget id="calculator">3.14 * 25 * 6</gadget>
<output>471</output>

<result>471</result>