cuboid is 8cm long, 6cm wide, and 3cm high. What is the area of the smallest side of the cuboid in cm**2.
长方体长8cm，宽6cm，高3cm，这个长方体最小的一个面的面积是多少cm**2．
<gadget id="calculator">6 * 3</gadget>
<output>18</output>

<result>18</result>