To draw a circle with a circumference of 37.68 centimeters, use the two feet of the compass to measure how many centimeters on the ruler
要画一个周长是37.68厘米的圆，用圆规的两脚在直尺上量取多少厘米
<gadget id="calculator">37.68 / 3.14 / 2</gadget>
<output>6</output>

<result>6</result>