The area of the base of a cone is 9 square centimeters and its height is 6 centimeters. What is the volume of the cone in cubic centimeters?
一个圆锥的底面积是9平方厘米，它的高是6厘米，这个圆锥的体积是多少立方厘米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 9 * 6</gadget>
<output>18</output>

<result>18</result>