If the volume of a cone is 10 cubic decimeters and the height is 6 decimeters, what is the area of its base?
一个圆锥的体积是10立方分米，高是6分米，它的底面积是多少平方分米．
<gadget id="calculator">3 / 6</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">10 * (1/2)</gadget>
<output>5</output>

<result>5</result>