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转网页后文字排版变乱
Author:
Zhang Yungui
GeoGebra
New Resources
異分母分數減法
三位數除以一位數（二）
四邉形 (四年級) 教師版
兩位數除以一位數（二）
兩組對邊相等和有直角的四邊形
Discover Resources
優良作品6(沛綺)
數值滑桿
Measuring Volume 2
gjh-e01-02 未知數邊長的長方形
排水法求物件體積
Discover Topics
Statistical Characteristics
Scalene Triangles
Hyperbola
Orthocenter
Geometric Transformations