#376. 土地测量-2012蓝桥杯试题

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土地测量-2012蓝桥杯试题

说明

 

各条边长数据如下:

   AB = 52.1

   BC = 57.2

   CD = 43.5

   DE = 51.9

   EA = 33.4

   EB = 68.2

   EC = 71.9

   根据这些数据求五边形地块的面积并输出。四舍五入到小数后两位。

  (比赛原题为结果填空题) 


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