The base area of a cone is 0.7 square decimeters and its volume is 6.3 cubic decimeters. Find its height.
一个圆锥体的底面积是0.7平方分米，体积是6.3立方分米，求它的高．
<gadget id="calculator">3 / 0.7</gadget>
<output>4.285714</output>

<gadget id="calculator">6.3 * 4.285714</gadget>
<output>26.999998</output>

<result>26.999998</result>