A wire is 37.68 meters long and is wound exactly 200 times on a circular wooden rod. What is the radius of the cross-section of the wooden rod in centimeters?
一根铁丝长37，68米，在一根圆形木棒上正好绕200圈，木棒横截面的半径是多少厘米？
<gadget id="calculator">100 / 200 / 3.14 / 2</gadget>
<output>0.079618</output>

<gadget id="calculator">37.68 * 0.079618</gadget>
<output>3.000006</output>

<result>3.000006</result>