最新人教版九年级数学(上)103页14题,当用不同的思路方法解决时,得出不同的答案,教材也只给出了一个不太完美的答案,看后感觉编者的观点与笔者的观点颇有不同.原题如下:如图1:Rt△ABC中,∠C=90°,AB,BC,CA的长分别为c,a,b.求△ABC的内切圆半 The latest version of the mathematics of the 9th grade mathematics (above) 103 pages and 14 questions, when solved with different ways of thinking, come to different answers, the textbook also gives only a less than perfect answer, look after the editor's point of view and feel The author's views are quite different. The original question is as follows: Figure 1: In Rt △ ABC, ∠C=90°, AB, BC, CA's length are c, a, b. Find △ABC's inscribed circle half