The total edge length of the cuboid is 48cm, the length is 5cm, and the width is 3cm, so what is the frontal area of the cuboid in cm
长方体的总棱长48cm，长5cm，宽3cm，那么这个长方体的正面面积是多少cm
<gadget id="calculator">48 / 4</gadget>
<output>12</output>

<gadget id="calculator">5 + 3</gadget>
<output>8</output>

<gadget id="calculator">12 - 8</gadget>
<output>4</output>

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

<result>20</result>