以三角形为依托的试题是近年高考的热点之一,现结合近年高考题,对该类试题加以归类整理,供同学们复习时参考.一利用三角形的边角关系解题三角形边角关系常见的有:(1)在三角形 ABC 中,大边对大角,小边对小角.(2)在三角形 ABC 中,两边之和大于第三边,两边之差小于第三边. The test questions relying on triangles are one of the hottest topics in recent college entrance examinations. In combination with recent college entrance examination questions, these questions are categorized and arranged for reference by students when reviewing. One uses triangles to solve problem corner triangle relations. There are: (1) In the triangle ABC, the big side to the big corner, the small side to the small corner. (2) In the triangle ABC, the sum of the two sides is greater than the third side, the difference between the two sides is smaller than the third side.