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光在角内反射
Author:
海平 文
Topic:
Reflection
GeoGebra
New Resources
拼砌四邊形
【案例】2018年全国1卷理科12题
【案例】2013年安徽高考15题
找出對稱軸
兩組對邊相等和有直角的四邊形
Discover Resources
七巧板奔人
Locus 軌跡(6T)
交點軌跡動態
共垂心
假分數化帶分數
Discover Topics
Geometric Transformations
Binomial Distribution
Pyramid
Ellipse
Centroid or Barycenter