A cuboid is 8 cm long, 4.5 cm wide, and 5 cm high. If it is cut into two cuboids, what is the maximum increase in the surface area in square centimeters?
一个长方体长8厘米，宽4.5厘米，高5厘米，把它切成两个长方体，表面积最多增加多少平方厘米．
<gadget id="calculator">8 * 5 * 2</gadget>
<output>80</output>

<result>80</result>