A piece of cylindrical steel with a length of 10 cm and a base diameter of 6 cm is forged into a maximum conical part. If the steel weighs 7.8 grams per cubic centimeter, how many grams does the conical part weigh?
把一段长10厘米，底面直径6厘米的圆柱形钢材锻造成一个最大圆锥形零件．如果每立方厘米钢重7.8克，这个圆锥形零件重多少克？
<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">3.14 * 9 * 10</gadget>
<output>282.6</output>

<gadget id="calculator">7.8 * 282.6</gadget>
<output>2_204.28</output>

<result>2_204.28</result>