cylindrical steel bar with a cross-sectional diameter of 1 cm and a length of 32 cm is melted and cast into a plumb weight with a height of 6 cm. What is the area of the base of the plumb bob?
用一段横截面直径1厘米，长32厘米的圆柱形钢条，熔铸成一个高6厘米的铅锤．铅锤的底面积是多少？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) ** 2</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">3 / 6</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">3.14 * (1/4) * 32 * (1/2)</gadget>
<output>12.56</output>

<result>12.56</result>