A cylinder and a cone have the same base and height, the volume of the cylinder is 57cm**3, what is the volume of the cone in cm**3.
一个圆柱和一个圆锥等底等高，圆柱的体积是57cm**3，圆锥的体积是多少cm**3．
<gadget id="calculator">57 / 3</gadget>
<output>19</output>

<result>19</result>