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与圆有关的最值问题是考试的一个热点,其题型丰富多采,而圆又是一种同学们最熟悉的几何图形,我们在初中就学过大量圆的知识,所以若能联
The question of the most important value related to the circle is a hot spot of the exam. The question type is rich and varied, and the circle is a kind of geometry that the classmates are most familiar with. We learned a lot of round knowledge in junior high school, so if you can