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Addition of 3 Directed Numbers
Author:
Chan Man Fai
Addition of 3 Directed Numbers
GeoGebra
New Resources
兩位數加法
拼砌四邊形
四邉形 (四年級) 教師版
兩組對邊相等和有直角的四邊形
兩組對邊相等的四邊形
Discover Resources
圓外一點到圓的距離
平行四邊形變奏II
二次函數:一般式轉標準式 (配方法)
圓與切線
正三角形在长方形边上移动加滚动
Discover Topics
Logarithmic Functions
Tree Diagrams
Sequences and Series
Continuity
Geometric Mean