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congruent triangles_provided by Mr Yeung Kar Chun
Author:
kidmancmw
GeoGebra
New Resources
兩位數除以一位數(一)
四邉形 (四年級) 教師版
兩組對邊相等和有直角的四邊形
畫出對稱圖形
三位數除以一位數(二)
Discover Resources
任務1
GeoGebra
ㄩㄢ
碎形
正方形穿越
Discover Topics
Exponential Functions
Trapezoid
Optimization Problems
Cuboid
Equations