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同学们 ,初一下期已经开始学习几何 ,人们常说几何入门难 ,但是 ,如果过好语言关 ,你就进了门 ,几何王宫里的秀丽风光会使你留连忘返。为此 ,我们首先讲讲怎样过好语言关。一、了解几何语言包括哪些几何语言一般分为文字语言、图形语言和符号语言。文字语言比如几何里的术语 :如直线、线段、射线、角、角的顶点、角的边、平角、直角、锐角、钝角、余角、补角等等
My classmates have already started to learn geometry in the early days. People often say that it is difficult to get started with geometry, but if you have a good language, you will enter the door and the beautiful scenery in the geometric palace will make you forget to leave. To this end, we first talk about how to make good language. First, understand the geometric language, including which geometric language is generally divided into text language, graphics language and symbolic language. Languages such as words in geometry: such as lines, line segments, rays, angles, vertices of angles, edges of angles, flat angles, right angles, acute angles, obtuse angles, complementary angles, supplementary angles, etc.