There is a cuboid cement pillar with a volume of 2 cubic meters and a height of 4 meters. What is the area of its bottom in square meters?
有一根长方体水泥柱子，体积是2立方米，高是4米，它的底面积是多少平方米？
<gadget id="calculator">2 / 4</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>