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在备战2016年高考的过程中遇到了一道用三角函数求解四边形面积的问题,考查的是三角函数的基础知识。题目形式优美,结论具有可推广性,对学生运算能力、逻辑思维能力,特别是灵活运用所学知识和方法分析问题和解决问题的能力有一定的要求,是检验三角函数能力的一道好题。在此提出一些个人的思考和推
In preparing for the 2016 college entrance examination in the process of solving a triangular function to solve the problem of quadrilateral area, examines the basic knowledge of trigonometric functions. The topic is beautiful and the conclusion is generalizable. It possesses certain requirements on students’ abilities of computing, logical thinking, especially the ability to analyze and solve problems flexibly using the learned knowledge and methods. It is a good question to test the abilities of trigonometric functions. Here to put forward some personal thinking and pushing