There is a quadrilateral square, the sides of which are 60 meters, 96 meters, 72 meters, and 84 meters respectively. Now you need to plant trees on the four sides. If the distance between every two trees on the four sides is equal, how many trees should you plant at least? Tree.
有一个四边形的广场，它的四边形边长分别是60米，96米，72米，84米，现在要在四边种上树，如果四边上每两棵树间距离相等，则至少要种多少棵树．
<gadget id="calculator">60 + 72 + 96 + 84</gadget>
<output>312</output>

<gadget id="calculator">312 / 12</gadget>
<output>26</output>

<result>26</result>