If the minute hand on the clock face is 10 cm long and the hour hand is 6 cm long, what is the distance traveled by the minute hand from 2 o'clock to 8 o'clock?
如果钟面上的分针长为10厘米，时针长为6厘米，从2点到8点分针经过的路程为多少．
<gadget id="calculator">8 - 2</gadget>
<output>6</output>

<gadget id="calculator">2 * 3.14 * 10 * 6</gadget>
<output>376.8</output>

<result>376.8</result>