There is a circular stage in the park with a circumference of 50.24 meters. What is the area of the stage?
公园里有一个圆形表演台，周长是50.24米，这个表演台的面积是多少？
<gadget id="calculator">50.24 / 3.14 / 2</gadget>
<output>8</output>

<gadget id="calculator">8 ** 2</gadget>
<output>64</output>

<gadget id="calculator">3.14 * 64</gadget>
<output>200.96</output>

<result>200.96</result>