AMC 8 1997 Problem 10

AMC8 1997 年第 10 题

面积与周长（综合）★★☆☆☆

What fraction of this square region is shaded? Stripes are equal in width, and the figure is drawn to scale.

这个正方形区域中有多少比例被涂色？条纹宽度相等，图形按比例绘制。

AMC 8 1997 Problem 10 figure

A. $\dfrac{5}{12}$
B. $\dfrac{1}{2}$
C. $\dfrac{7}{12}$
D. $\dfrac{2}{3}$
E. $\dfrac{5}{6}$

正确答案 · Correct Answer

C

解析 · Solution

解析整理中

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