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橢圓內的光線反射 獻給聰哥
Author:
宋政蒲
Topic:
Ellipse
,
Reflection
橢圓內的光線反射
GeoGebra
New Resources
四邊形的特性
畫出對稱圖形
兩組對邊相等和有直角的四邊形
【案例】2013年安徽高考15题
球体的体积推导（优化版）
Discover Resources
外心
P6 1st term
log functions
猴子爬樹
電工機械及基本電學圖解
Discover Topics
Binomial Distribution
Symmetry
Vectors 3D (Three-Dimensional)
Fractal Geometry
Power Functions