The side length of a square wooden board is 6 decimeters. If it is made into the largest circular tabletop, what is the area of the tabletop in square centimeters?
一块正方形木板边长是6分米，如果把它做成一个最大的圆形桌面，桌面的面积是多少平方厘米？
<gadget id="calculator">6 / 2</gadget>
<output>3</output>

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

<gadget id="calculator">3.14 * 9 * 100</gadget>
<output>2_826</output>

<result>2_826</result>