Draw a circle with a circumference of 50.24 cm, what is the distance in cm between the two feet of the compass.
画一个周长是50.24厘米的圆，圆规的两脚之间的距离是多少厘米．
<gadget id="calculator">50.24 / 3.14 / 2</gadget>
<output>8</output>

<result>8</result>