There is a cylindrical wood with a base diameter of 60 cm and a length of 15 cm. If you want to cut it into the largest cone, what is the volume of the cut cone?
有一根底面直径是60厘米，长是15厘米的圆柱形木材，要把它削成一个最大的圆锥，削成的圆锥的体积是多少？
<gadget id="calculator">60 / 2</gadget>
<output>30</output>

<gadget id="calculator">30 ** 2</gadget>
<output>900</output>

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

<gadget id="calculator">3.14 * 900 * 15 * (1/3)</gadget>
<output>14_130</output>

<result>14_130</result>