Divide a circle with a radius of 3 cm into 32 equal parts and form an approximate rectangle. How many centimeters will the perimeter of the rectangle be compared to the perimeter of the circle?
把半径3厘米的圆分成32等份，拼成一个近似的长方形后，长方形的周长与圆的周长相比多多少厘米
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">2 * 3.14 * (3/2)</gadget>
<output>9.42</output>

<gadget id="calculator">9.42 + 3</gadget>
<output>12.42</output>

<gadget id="calculator">12.42 * 2</gadget>
<output>24.84</output>

<gadget id="calculator">2 * 3.14 * 3</gadget>
<output>18.84</output>

<gadget id="calculator">24.84 - 18.84</gadget>
<output>6</output>

<result>6</result>