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中心对称与轴对称图形.许兴华数学
Author:
许兴华数学
Topic:
Plane Figures or Shapes
,
Symmetry
GeoGebra
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【案例】2013年安徽高考15题
兩組對邊相等的四邊形
三位數除以一位數（一）
四邊形的特性
【案例】2018年全国1卷理科12题
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Locus of mid-point of a variable chord of a circle.
Homework3
Similar triangles in a triangle
Copy of 分數與小數
拋物線
Discover Topics
Numbers
Poisson Distribution
Rhombus
Trigonometric Functions
Terms