There is an iron cone part, the circumference of its bottom surface is measured to be 18.84cm, and the height is 2cm. If steel weighs 8 grams per cubic centimeter, how many grams does this part weigh?
有一个铁质的圆锥体零件，测得它的底面周长是18.84cm，高2cm，若每立方厘米钢重8克，那么，这个零件重多少克？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">18.84 / 3.14 / 2</gadget>
<output>3</output>

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

<gadget id="calculator">8 * (1/3) * 3.14 * 9 * 2</gadget>
<output>150.72</output>

<result>150.72</result>