The minute hand of a clock is 6 cm long. If the minute hand runs from 2:00 p.m. to 4:00 p.m., how many square centimeters does the minute hand sweep?
某钟表的分针长6厘米，若分针从下午2时到4时，分针扫过的面积是多少平方厘米？
<gadget id="calculator">4 - 2</gadget>
<output>2</output>

<gadget id="calculator">6 ** 2</gadget>
<output>36</output>

<gadget id="calculator">3.14 * 36 * 2</gadget>
<output>226.08</output>

<result>226.08</result>