A rectangle has the same perimeter as a square. If the length of the rectangle is 10 cm and the width is 6 cm, what is the side length of the square?
一个长方形与一个正方形的周长相等．长方形的长是10厘米，宽是6厘米，正方形的边长是多少厘米．
<gadget id="calculator">10 + 6</gadget>
<output>16</output>

<gadget id="calculator">16 * 2</gadget>
<output>32</output>

<gadget id="calculator">32 / 4</gadget>
<output>8</output>

<result>8</result>