The circumference of the circular garden on Zhenxing Road on the map of Shazhen is 62.8mm, so how many millimeters is the radius?
沙镇地图上振兴路圆形花园的周长是62.8毫米，那么半径是多少毫米？
<gadget id="calculator">62.8 / 3.14 / 2</gadget>
<output>10</output>

<result>10</result>