Use a square iron sheet with a side length of 9.42 decimeters and a bottom to make a cylindrical bucket. What is the radius of the bottom of the bucket?
用一块边长是9.42分米的正方形铁皮配上一个底面，做成一个圆柱形水桶，这个水桶的底面半径是多少？
<gadget id="calculator">9.42 / 3.14 / 2</gadget>
<output>1.5</output>

<result>1.5</result>