A cuboid has a length of 5 cm, a width of 4.6 cm, and a height of 3 cm. What is the surface area of the cuboid?
一个长方体的长是5厘米，宽是4.6厘米，高是3厘米，这个长方体的表面积是多少？
<gadget id="calculator">5 * 4.6</gadget>
<output>23</output>

<gadget id="calculator">5 * 3</gadget>
<output>15</output>

<gadget id="calculator">4.6 * 3</gadget>
<output>13.8</output>

<gadget id="calculator">23 + 15 + 13.8</gadget>
<output>51.8</output>

<gadget id="calculator">51.8 * 2</gadget>
<output>103.6</output>

<result>103.6</result>