在高中数学教学中,三角函数作为高中基础内容的一部分,是高考数学中非常常见的题型。这一部分内容属于高中课本中的初等函数,三角函数不仅是高中阶段学习的重点,也是同学们进入大学后需要学习的一部分内容。同学们要在学习的过程中提高数学思维并掌握灵活的解题方法,提高数学的学习能力。本文对高中课本中三角函数知识进行了简单的介绍,并举了典型例题,对例题进行分析与解答。 In high school mathematics teaching, trigonometric functions as part of high school basic content, is a very common question in math test. This part of the content belongs to the elementary function of high school textbooks. The trigonometric function is not only the focus of high school, but also the part that students need to learn after entering university. Students in the learning process to improve mathematical thinking and grasp the flexible problem-solving methods to improve the learning ability of mathematics. This article briefly introduces the knowledge of trigonometrical functions in high school textbooks, and gives typical examples to analyze and answer the examples.