cylinder block has a base radius of 6 cm and a height of 10 cm. If Xiao Zhang cuts it into two small cylinder blocks, how much square centimeters will the surface area increase?
一个圆柱体木块，底面半径是6厘米，高是10厘米，小张将它截成两个小圆柱体木块，则表面积要增加多少平方厘米．
<gadget id="calculator">6 ** 2</gadget>
<output>36</output>

<gadget id="calculator">3.14 * 36 * 2</gadget>
<output>226.08</output>

<result>226.08</result>