1371 - 土地测量-2012蓝桥杯试题

 
<p>
	各条边长数据如下：
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<p>
	&nbsp; &nbsp;AB = 52.1
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<p>
	&nbsp; &nbsp;BC = 57.2
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<p>
	&nbsp; &nbsp;CD = 43.5
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<p>
	&nbsp; &nbsp;DE = 51.9
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<p>
	&nbsp; &nbsp;EA = 33.4
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<p>
	&nbsp; &nbsp;EB = 68.2
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<p>
	&nbsp; &nbsp;EC = 71.9
</p>
<p>
	&nbsp; &nbsp;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。
</p>
<p>
	&nbsp; （比赛原题为结果填空题）&nbsp;
</p>
<p>
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蓝桥杯-基础练习