1.问题提出平面向量的数量积是江苏省《考试说明》中的C级要求,在近几年高考中对此内容进行了多次考查,在各地的高考模拟试题中也多次出现.平面向量的基本定理、三角形法则、平行四边形法则是平面向量运算的核心内容,下面就这类题型做些梳理、归纳、延伸和拓展,希望对广大教师的教学和同学们的学习有所帮助,不当之处望同行斧正. 1. Question The number of plane vectors is the C-level requirements of the “Exam Description” in Jiangsu Province. In recent years, the college entrance examination conducted many tests on this content, and appeared many times in the entrance exam questions. The basic theorem of the vector, the law of the triangle, the law of the parallelogram are the core contents of the plane vector operations. The following types of questions to sort out, summarize, extend and expand hope that the majority of teachers teaching and students to learn help, Misconduct Wang colleagues are looking forward.