If a cube of wood has a base area of 10cm**2, if it is cut into 4 sections, how much will the surface area increase by cm**2?
一个正方体的木料，它的底面积是10cm**2，把它横截成4段，表面积增加多少cm**2．
<gadget id="calculator">10 * 6</gadget>
<output>60</output>

<result>60</result>