To draw a circle with a circumference of 12.56 centimeters, what is the distance in centimeters measured by the two legs of the compass on the ruler
要画一个周长为12.56厘米的圆，应将圆规的两脚在直尺上量取的距离为多少厘米
<gadget id="calculator">12.56 / 3.14 / 2</gadget>
<output>2</output>

<result>2</result>