The radius of the base of the cone is 3 cm and the volume is 12.56 cubic centimeters. What is the height of the cone in cm?
圆锥的底面半径是3厘米，体积是12.56立方厘米，这个圆锥的高是多少厘米．
<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">3.14 * 9</gadget>
<output>28.26</output>

<gadget id="calculator">3 / 28.26</gadget>
<output>0.106157</output>

<gadget id="calculator">12.56 * 0.106157</gadget>
<output>1.333332</output>

<result>1.333332</result>