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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
錐體建築師
【案例】圆柱体内放置一个大球六个小球
【案例】2013年安徽高考15题
兩組對邊相等和有直角的四邊形
找出對稱軸
Discover Resources
角平分線分點比例
P8-3
上色練習
五複合正六面體
Copy of sin(x) 的函數圖形
Discover Topics
Trigonometry
Boxplot
Cosine
Arithmetic Mean
Intersection