A cylinder and a cone have the same volume and height, and the area of the base of the cone is 12 square centimeters. What is the area of the base of the cylinder in square centimeters?
一个圆柱与一个圆锥的体积相等，高也相等，已知圆锥的底面积是12平方厘米，圆柱的底面积是多少平方厘米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">12 * (1/3)</gadget>
<output>4</output>

<result>4</result>