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探索型题目虽然在课本中很少见，却是近年来中考的热门题，并常在压轴题中出现．本文以1998年的中考题为例介绍结论探索题的类型和解答思路，以帮助初三同学温课迎考．一、涉及矩形问题例1某学校广场有一段25米长的旧围栏AB，现打算利用该围栏为一边围建一块面积为100平方米的
Although the exploration-type problem is rarely seen in textbooks, it is a hot topic in recent years in the senior high school entrance examination, and often appears in the finale. This article uses the 1998 exam questions as an example to introduce the types and solutions of the conclusion and exploration questions to help the junior high school students attend the exams. I. Problems involving rectangles Example 1 There is a 25-metre-long old fence AB in a school square. It is now intended to use the fence as a side fence to build an area of 100 square meters.