A cylinder and a cone have the same volume, and the height of the cone is twice that of the cylinder, what is the area of the base of the cylinder equal to the area of the base of the cone?
一个圆柱和一个圆锥体积相等，圆锥的高是圆柱的2倍，那么圆柱的底面积是圆锥底面积的多少
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<result>2/3 = around 0.666667</result>