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waaachen
Author:
陳兪宏
求
長度 請問老師有沒有更快的方法
GeoGebra
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兩組對邊相等的四邊形
畫出對稱圖形
找出對稱軸
兩組對邊相等和有直角的四邊形
四邉形 (四年級) 教師版
Discover Resources
Expansion & Factorization 展開與因式分解
Homework5
极坐标
說明用01
Circumcentre
Discover Topics
Geometry
Square
Combinatorics
Trigonometric Functions
Logic