The volume of a cone is 141.3 cubic centimeters, the radius of the base is 3 centimeters, and what is the height in centimeters.
一个圆锥的体积是141.3立方厘米，底面半径是3厘米，高是多少厘米．
<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">141.3 / 3.14 / 9</gadget>
<output>5</output>

<gadget id="calculator">5 * 3</gadget>
<output>15</output>

<result>15</result>