farmer newly excavates a circular pool. The circumference of the pool is 50.24 meters. How many square meters does the pool occupy?
一个农民新开挖一个圆形水池，水池的周长是50.24米，求水池占地的面积是多少平方米？
<gadget id="calculator">50.24 / 2 / 3.14</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>