AMC 8 1986 Problem 21

AMC8 1986 年第 21 题

立体几何★★★★☆

Suppose one of the eight lettered identical squares is included with the four squares in the T-shaped figure outlined. How many of the resulting figures can be folded into a topless cubical box?

假设八个标有字母的全等正方形之一与 T 形外框中的四个正方形合并。所得图形中有多少个可以折叠成一个无盖的正方体盒子？

AMC 8 1986 Problem 21 figure

A.2
B.3
C.4
D.5
E.6

正确答案 · Correct Answer

E

解析 · Solution

解析整理中

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