It is known that the circumference of a square is 32 cm. Draw the largest circle in this square. What is the circumference of this circle in cm?
已知一个正方形的周长是32cm，在这个正方形中画一个最大的圆，这个圆的周长是多少厘米？
<gadget id="calculator">32 / 4</gadget>
<output>8</output>

<gadget id="calculator">3.14 * 8</gadget>
<output>25.12</output>

<result>25.12</result>