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Projection(投影)
Author:
chisunch1
GeoGebra
New Resources
四邉形 (四年級) 教師版
直角坐標平面上的旋轉變換
拼砌四邊形
兩組對邊相等和有直角的四邊形
判斷球體
Discover Resources
GeoGebra繪本製作
認識半徑
阿波羅圓
GGB新手季作业汇总
斜率乘积为定值（椭圆、双曲线）
Discover Topics
Expected Value
Tangent Function
Random Variables
Histogram
Parametric Curves