Pile 28.26 cubic meters of sand into a conical sand pile with a height of 3 meters. What is the area of the bottom of the sand pile?
把28.26立方米的沙子堆成一个高是3米的圆锥形沙堆，沙堆的底面积是多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">28.26 / (1/3) / 3</gadget>
<output>28.26</output>

<result>28.26</result>