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以几何图形为背景的排列组合问题,综合性强,解决灵活,在近几年高考题中频繁出现.它主要考查阅读理解、抽象加工能力.下面给出几类典型问题的求解方法,供参考.
Arranging and combining problems based on geometrical backgrounds is comprehensive and flexible. It has appeared frequently in college entrance examination questions in recent years. It mainly examines reading comprehension and abstract processing capabilities. Here are some methods for solving typical problems. .