If a cone with a base diameter of 6 cm and a height of 8 cm is divided into two blocks of exactly the same shape and size, the surface area will increase by how many square centimeters compared to the original one.
将一个底面直径是6厘米，高8厘米的圆锥体木块，分成形状大小完全相同的两个木块后，表面积比原来增加了多少平方厘米．
<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<gadget id="calculator">6 * 4 * 2</gadget>
<output>48</output>

<result>48</result>