一、均分图形法例1.如图1所示,在一个大正方形中,有两个带阴影的小正方形。较小的一个带阴影的小正方形面积与较大的一个带阴影的小正方形面积的比是多少?【分析与解】如图1所示,对角线将大正方形等分为两个等腰直角三角形。将右上方的等腰直角三角形分割成九等份,图中带阴影的 First, the average graphic law 1. As shown in Figure 1, in a large square, there are two small square with shadow. What is the ratio of a smaller shaded square area to a larger shaded square area? Analysis and Resolution As shown in Figure 1, the diagonal divides the large square into two isosceles Right triangle. The upper right isosceles right triangle is divided into nine equal parts, shaded in the figure