Cut out the largest circle in a square, which occupies ((())/(())) of the area of the square. If the side length of the square is 8 cm, what is the remaining area in square centimeters?
在一个正方形中剪下一个最大的圆，这个圆占正方形面积的((())/(()))．如果正方形的边长是8厘米，剩下的面积是多少平方厘米．
<gadget id="calculator">8 * 8</gadget>
<output>64</output>

<gadget id="calculator">2 / 2</gadget>
<output>1</output>

<gadget id="calculator">1 ** 2</gadget>
<output>1</output>

<gadget id="calculator">3.14 * 1</gadget>
<output>3.14</output>

<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">3.14 * 16</gadget>
<output>50.24</output>

<gadget id="calculator">64 - 50.24</gadget>
<output>13.76</output>

<result>13.76</result>