Cut a circular piece of paper into several equal parts along the radius, and assemble it into an approximate rectangle. The length of the rectangle is 9.42 decimeters, and what is the width in decimeters.
把一个圆形纸片沿半径剪成若干等份，拼成一个近似长方形，长方形的长9.42分米，宽是多少分米．
<gadget id="calculator">9.42 / 3.14</gadget>
<output>3</output>

<result>3</result>