Xiaomei is going to draw a circle with a circumference of 12.56 centimeters, how many centimeters does she want to open the tips of the two feet of the compass.
小梅准备画一个周长是12.56厘米的圆，她要把圆规两脚尖端张开多少厘米．
<gadget id="calculator">12.56 / 3.14 / 2</gadget>
<output>2</output>

<result>2</result>