A circular flower bed has a circumference of 18.84 meters. What is the area of the flower bed in square centimeters?
一个圆形花坛，底面圆的周长是18.84米，这个花坛的面积是多少平方厘米？
<gadget id="calculator">2 * 3.14</gadget>
<output>6.28</output>

<gadget id="calculator">18.84 / 6.28</gadget>
<output>3</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">3.14 * 9 * 10_000</gadget>
<output>282_600</output>

<result>282_600</result>