A cube with an edge length of 6 cm is cut into the largest cylinder, what is the area of the base of this cylinder in cm**2.
一个正方体，棱长6cm，把它削成一个最大的圆柱，这个圆柱的底面积是多少cm**2．
<gadget id="calculator">6 / 2</gadget>
<output>3</output>

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

<gadget id="calculator">3.14 * 9</gadget>
<output>28.26</output>

<result>28.26</result>