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三角形全等的理由 – 題2的副本
Author:
庄晓阳
,
Anthony OR 柯志明
GeoGebra
Anthony Or. Education Bureau, Hong Kong.
New Resources
兩位數加法
三位數除以一位數(二)
異分母分數減法
四邉形 (四年級) 教師版
三位數除以一位數(一)
Discover Resources
太极图
Triangles with the same height
轉盤
小圓外繞大圓
compare angle by Mr LO WY
Discover Topics
General Quadrilateral
Special Points
Median Line
LCM and GCD
Pyramid