If a 30 cm high conical piece of wood is split along the height, then the surface area will increase by 600 square centimeters, what is the volume of this conical piece of wood in cubic centimeters?
如果把一个高30厘米的圆锥形木块沿着高劈开，那么表面积就增加600平方厘米，这个圆锥形木快的体积是多少立方厘米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">600 / 2</gadget>
<output>300</output>

<gadget id="calculator">2 / 30</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">300 * (1/15)</gadget>
<output>20</output>

<gadget id="calculator">20 / 2</gadget>
<output>10</output>

<gadget id="calculator">10 ** 2</gadget>
<output>100</output>

<gadget id="calculator">(1/3) * 3.14 * 100 * 30</gadget>
<output>3_140</output>

<result>3_140</result>