Cut a 50 cm long cuboid into two pieces to form two cuboids. The surface area is increased by 32 cm2. What is the volume of this cuboid?
把长50厘米的长方体横截成两段，成为两个长方体，表面积增加了32平方厘米，原来这个长方体的体积是多少立方厘米．
<gadget id="calculator">32 / 2</gadget>
<output>16</output>

<gadget id="calculator">16 * 50</gadget>
<output>800</output>

<result>800</result>