A 10-meter-long iron wire is wound 3 times around a disk, which is 0.58 meters more. What is the diameter of the disk in meters?
把一根10米长的铁丝在一个圆盘上绕了3圈还多0.58米，这个圆盘的直径是多少米？
<gadget id="calculator">10 - 0.58</gadget>
<output>9.42</output>

<gadget id="calculator">9.42 / 3 / 3.14</gadget>
<output>1</output>

<result>1</result>