A cone is divided into two equal parts along the diameter of the bottom surface. The surface area is increased by 120cm**2 compared to the original one. The height of the cone is 10cm. What is its volume in cubic centimeters?
一个圆锥沿底面直径分成完全相等的两部分，表面积比原来增加了120cm**2，圆锥高10cm，它的体积是多少立方厘米？
<gadget id="calculator">120 / 2</gadget>
<output>60</output>

<gadget id="calculator">2 / 10</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">60 * (1/5)</gadget>
<output>12</output>

<gadget id="calculator">12 / 2</gadget>
<output>6</output>

<gadget id="calculator">6 ** 2</gadget>
<output>36</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">3.14 * 36 * 10 * (1/3)</gadget>
<output>376.8</output>

<result>376.8</result>