The volume of a cone is 7.2 cubic centimeters, and the base area of a cylinder with the same base and height is 9 square centimeters. What is the height in centimeters?
一个圆锥体积是7.2立方厘米，与之等底等高的圆柱体的底面积是9平方厘米，高是多少厘米．
<gadget id="calculator">3 / 9</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">7.2 * (1/3)</gadget>
<output>2.4</output>

<result>2.4</result>