最值问题是中考舞台上的常青树,涉及知识面广,解题方法灵活,且具有一定的技巧,所以倍受命题老师的青睐.下面就谈谈辅助圆在求最值时的精彩,供同学们学习时借鉴.一、构造辅助圆直接求线段的最小值例1(2016·安徽)如图1,Rt△ABC中,AB⊥BC,AB=6,BC=4,P是△ABC内部的一个动点,且满足 The most value problem is the evergreen tree in the senior high school entrance examination stage, involving a wide range of knowledge, the problem-solving method is flexible, and has some skills, so much the Proposition teacher’s favor. Here to talk about the auxiliary circle in seeking the most value of the wonderful, For the students to learn from the experience. First, the construction of the auxiliary circle directly seeking the minimum value of the segment Example 1 (2016 · Anhui) As shown in Figure 1, Rt △ ABC, AB⊥BC, AB = 6, BC = 4, P is △ ABC Inside a moving point, and meet