A cone and a cylinder have the same base and height, the sum of their volumes is 52cm**3, what is the volume of the cylinder in cm**3.
一个圆锥和一个圆柱等底等高，体积之和是52cm**3，圆柱的体积是多少cm**3．
<gadget id="calculator">3 + 1</gadget>
<output>4</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">52 * (3/4)</gadget>
<output>39</output>

<result>39</result>