If the sum of the lengths of the sides of a cube is 48 decimeters, what is its surface area in square decimeters?
一个正方体的棱长总和是48分米，它的表面积是多少平方分米．
<gadget id="calculator">48 / 12</gadget>
<output>4</output>

<gadget id="calculator">4 * 4 * 6</gadget>
<output>96</output>

<result>96</result>