A cone tool used by construction workers is cast from steel. Its bottom circumference is 12.56 cm and its height is 6 cm. If the steel weighs 7.8 grams per cubic centimeter, how many kilograms does the tool weigh?
建筑工人用的一种圆锥体工具，是用钢材铸造的，它的底面周长是12.56厘米，高是6厘米，如果每立方厘米钢重7.8克，这个工具重多少千克？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">12.56 / 3.14 / 2</gadget>
<output>2</output>

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>

<gadget id="calculator">(1/3) * 3.14 * 4 * 6</gadget>
<output>25.12</output>

<gadget id="calculator">25.12 * 7.8</gadget>
<output>195.936</output>

<result>195.936</result>