2018年秋七年级数学上册第4章直线与角4.2线段、射线、直线导学课件(新版)沪科版.pptx

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第4章 直线与角,4.2 线段、射线、直线,4.2 线段、射线、直线,目标突破,总结反思,第4章 直线与角,知识目标,知识目标,4.2 线段、射线、直线,目标突破,目标一 掌握线段、射线、直线的表示及画法,4.2 线段、射线、直线,B,4.2 线段、射线、直线,4.2 线段、射线、直线,4.2 线段、射线、直线,4.2 线段、射线、直线,目标二 理解直线的基本事实和性质,4.2 线段、射线、直线,两点确定一条直线,总结反思,知识点一 对线段、射线和直线的比较,4.2 线段、射线、直线,4.2 线段、射线、直线,知识点二 直线的基本事实和性质,4.2 线段、射线、直线,一个,4.2 线段、射线、直线,4.2 线段、射线、直线,

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