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解三角形一直以来是全国各地高考考查的热点题型之一.本板块知识以三角形为载体,涵盖求三角形的边、角、面积、三角函数值以及综合运用相关知识解决实际问题的具体题目,重点是如何运用正弦定理和余弦定理解三角形问题.本文针对这一热点题型,概述几种常见解三角形的思路,并给出几点教学建议,旨在促进教学,供大家交流学习.
Triangulation has always been one of the hottest exams for college entrance examination in various parts of the country.This panel knowledge uses triangles as a carrier to cover specific topics such as finding the triangle, the angle, the area, the trigonometric function value and the comprehensive application of relevant knowledge to solve practical problems, Is how to use the sine and cosine theorem to solve the triangle problem.This paper gives an overview of several common ideas to solve the triangle, and gives some teaching suggestions aimed at promoting teaching for the exchange of learning.