Put together 5 identical cubes to form a cuboid. The surface area of this cuboid is 198 square centimeters. What is the surface area of each cube?
把5个完全一样的正方体拼成一个长方体，这个长方体的表面积是198平方厘米，求每个正方体的表面积是多少平方厘米？
<gadget id="calculator">5 * 6</gadget>
<output>30</output>

<gadget id="calculator">2 * 4</gadget>
<output>8</output>

<gadget id="calculator">30 - 8</gadget>
<output>22</output>

<gadget id="calculator">198 / 22</gadget>
<output>9</output>

<gadget id="calculator">9 * 6</gadget>
<output>54</output>

<result>54</result>