A rectangle and a square have the same perimeter. It is known that the length of the rectangle is 8 cm and the width is 6 cm. What is the side length of the square in cm?
一个长方形和一个正方形，它们的周长相等，已知长方形的长是8厘米，宽是6厘米，那么正方形的边长是多少厘米？
<gadget id="calculator">8 + 6</gadget>
<output>14</output>

<gadget id="calculator">2 / 4</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">14 * (1/2)</gadget>
<output>7</output>

<result>7</result>