The volume of a cylinder is 100.48cm**3, the height is 16cm, what is the area of its bottom?
一个圆柱的体积是100.48cm**3，高是16cm，它的底面积是多少．
<gadget id="calculator">100.48 / 16</gadget>
<output>6.28</output>

<result>6.28</result>