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拋物線2-焦點法
Author:
22吳心妤
GeoGebra
New Resources
拼砌四邊形
四邉形 (四年級) 教師版
兩位數除以一位數（二）
判斷球體
兩組對邊相等的四邊形
Discover Resources
Meaning of Negative Indices 負指數的意義
腳踏車
圖形周界_F
MFS: Rebound 4
拋物線代數性質,光學性質
Discover Topics
Polygons
Solids or 3D Shapes
Area
Combinatorics
Limits