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一道好的高考题,它可以从多个角度去解决,它可以给学生更大的发挥空间,它可以督促学生在平时的学习中从不同的角度去观察问题,从不同的方面去思考问题,督促学生将数学知识融会贯通。2013年新课标I卷第17题就是这样的一道题,它以三角形为背景,可以让学生从多个角度去解决,结合实际教学,笔者就从下面几个方面探究该题的解法。
A good college entrance examination questions, it can be resolved from many angles, it can give students more room to play, it can urge students to learn from everyday situations to observe the problem from different angles, from different aspects to think about the problem, Supervise students to math their knowledge. 2013 New Curriculum I Volume 17 is such a problem, it is the background of the triangle, allowing students to solve from many angles, combined with the actual teaching, the author from the following aspects of the solution to the problem.