The volume of a cuboid is 240cm**3. It is known that the height of this cuboid is 12cm. What is the area of its base?
一个长方体的体积是240cm**3，已知这个长方体的高是12cm，那么它的底面积是多少？
<gadget id="calculator">240 / 12</gadget>
<output>20</output>

<result>20</result>