A cylinder and a cone have the same base area and volume. The height of the cone is 18 cm. What is the height of the cylinder in cm?
一个圆柱体和一个圆锥体的底面积和体积都相等，圆锥的高是18厘米，圆柱的高是多少厘米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 18</gadget>
<output>6</output>

<result>6</result>