To draw a circle with a circumference of 9.42 cm, how many centimeters should the distance between the two feet of the compass be measured on the ruler.
要画一个周长是9.42cm的圆，圆规的两脚在直尺应量取多少cm的距离．
<gadget id="calculator">9.42 / 6.28</gadget>
<output>1.5</output>

<result>1.5</result>