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Two identical squares with sides of length $$s$$ are oriented as shown in the figure so that all the shaded triangular regions have the same area. If the sum of the areas of the shaded regions is $$A$$, what is the area of the unshaded region, in terms of $$s$$ and $$A$$?
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· 相关考点
4.4.5 三角形&四边形相关不规则图形面积
4.4.5 三角形&四边形相关不规则图形面积
以上解析由 考满分老师提供。