核心知识梳理我们主要学习平行四边形、矩形、菱形、正方形以及等腰梯形、直角梯形的性质和判定,要清楚这些图形之间的联系和区别,主要从边、角、对角线、对称性这几个方面进行比较.掌握各种图形的性质与判定.考点易错点解析高频考点关注:四边形,特别是特殊四边形(平行四边形“家族”、梯形等)是中考高频考点,中考压轴题也常 Core Knowledge Combining We mainly study the properties and judgments of parallelogram, rectangle, rhombus, square, isosceles trapezoid, and right trapezoid. To understand the relationship and difference between these figures, we mainly study the relationship between these figures, such as edge, angle, diagonal, symmetry Several aspects of the comparison. Grasp the nature and determination of a variety of graphics. Test points easy to analyze the high-frequency test points wrong points attention: quadrilateral, especially the special quadrilateral (parallelogram “family ”, trapezoidal, etc.) Finale questions are often