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和三條直線相切的拋物線
Author:
Ho-Kai Chen
Topic:
Parabola
和三條直線相切的拋物線
GeoGebra
New Resources
兩位數除以一位數（二）
兩組對邊相等和有直角的四邊形
錐體建築師
畫出對稱圖形
【案例】圆柱体内放置一个大球六个小球
Discover Resources
教學－橫切面
圓錐切球
GGB分解的按鈕設計
題4
等弦則等弦心距
Discover Topics
Mathematics
Arithmetic
Means
Trigonometric Functions
Hypergeometric Distribution