折纸问题有利于考查学生的动手操作能力、逻辑思维能力、逻辑推理能力,空间想象能力,这类问题已成为近几年中考的热点问题.略举几例如下,供参考.一、折正方形纸片例1(2012年贵州省遵义市中考题)把一张正方形纸片如图1(1)、图1(2)对折两次后,再如图1(3)挖去一个三角形小孔,则展开后图形是(). The origami problem is conducive to the examination of students’ hands-on ability, logical thinking ability, logical reasoning ability, and spatial imagination ability. Such problems have become a hot issue in the recent examinations in the past few years. Slightly for example, for reference. Example 1 (2012 Zunyi, Guizhou Province, in the exam) Put a square piece of paper as shown in Figure 1(1) and Figure 1(2) twice, and then remove a triangular hole as shown in Figure 1(3). Then the expanded graph is ().