The circumference of a circular flowerbed is 50.24 meters, and (3/4) of the area is reserved for planting chrysanthemums. How much area does a chrysanthemum occupy?
一个圆形花圃的周长是50.24米，在它的里面留出(3/4)的面积种菊花．菊花占地面积是多少？
<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 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">3.14 * 64 * (3/4)</gadget>
<output>150.72</output>

<result>150.72</result>