A cuboid is 5 cm long, 4 cm wide, and 2 cm high, what is the area of its smallest face equal to the area of its largest face
一个长方体长5厘米，宽4厘米，高2厘米，它最小的一个面的面积是最大的一个面的面积的多少
<gadget id="calculator">4 * 2</gadget>
<output>8</output>

<gadget id="calculator">5 * 4</gadget>
<output>20</output>

<gadget id="calculator">8 / 20</gadget>
<output>2/5 = around 0.4</output>

<result>2/5 = around 0.4</result>