The minute hand of a clock face is 10 cm long. From 8:00 to 8:24, how many square centimeters does the minute hand sweep?
有一个钟面分针长10厘米，从8时至8时24分，分针扫过的面积是多少平方厘米？
<gadget id="calculator">10 ** 2</gadget>
<output>100</output>

<gadget id="calculator">24 / 60</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">3.14 * 100 * (2/5)</gadget>
<output>125.6</output>

<result>125.6</result>