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从2014起,海南中考数学在考查的知识点上有些变化,取消了作图题,补充了解直角三角形的应用问题.解直角三角形是初高中的一个重要衔接内容,作为中考的一个重点考察内容,引起了大家的重视,关注.在中考复习中,通过专题训练,强化,提高本知识点的得分率.无论做多少题,都需要学生掌握解直角三角形及应用的规律,必须理解直角三角形中边、角之间的关系,会运用勾股定理、直角三角形的两个锐角互余及锐
From 2014 onwards, Hainan senior high school entrance examination mathematics in the examination of knowledge points on some changes, canceled the drawing questions, supplementary understanding of the application of right-angled triangle.Understanding right-angled triangle is an important connection content of junior high school, as a key examination content, Aroused everyone’s attention, attention in the senior high school entrance examination review, through the topic training, strengthen and improve the score of this point of knowledge no matter how many questions need students to master the right triangle and the application of the law, we must understand the right side of the triangle , The relationship between the angle, will use the Pythagorean theorem, right angle triangle of the two acute angle each other and sharp