AMC 8 2012 Problem 5

AMC8 2012 年第 5 题

四边形与多边形★★☆☆☆

In the diagram, all angles are right angles and the lengths of the sides are given in centimeters. Note that the diagram is not drawn to scale. What is the length of X, in centimeters?

如下图所示，所有的角都是直角，并且边长都是以厘米为单位。注意图形没有按比例给出。那么 X 代表的长度是多少厘米？

AMC 8 2012 Problem 5 figure

A. $\hspace{.05in}1$
B. $\hspace{.05in}2$
C. $\hspace{.05in}3$
D. $\hspace{.05in}4$
E. $\hspace{.05in}5$

正确答案 · Correct Answer

E

解析 · Solution

解析整理中

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