纵观近几年各地的中考试题,考查四边形的解答题在逐渐发生着变化,一方面考查平行四边形以及特殊平行四边形的判定,另一方面更注重考查角平分线的性质和判定、等腰三角形的性质、三角形的中位线以及勾股定理的综合运用.为帮助学生总结一些解题模型,达到事半功倍的效果,笔者现将四边形解答题的模型分类归纳如下,与大家一起分享. Throughout the examination questions in various places in recent years, test quadrangle answer questions are gradually changing, on the one hand to examine parallelogram and special parallelogram judgment, on the other hand pay more attention to examine the nature of the angle bisector and judgment, isosceles triangle The nature of the triangular median line and the Pythagorean Theorem comprehensive use.To help students sum up some problem-solving model to achieve a multiplier effect, the author now quadrilateral problem solving model classification summarized as follows, to share with you.