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Addition of 2 Directed Numbers
Author:
Chan Man Fai
Addition of 2 directed numbers
GeoGebra
New Resources
拼砌四邊形
兩組對邊相等的四邊形
算柱 (兩位數)
四邊形的特性
兩位數加法
Discover Resources
點的堆墮
DSE Circle-ACT05A Exterior Angle of a Cyclic Quadrilateral
圆的面积原理
劉徽的「割圓術」的副本
平行四边形
Discover Topics
Rotation
Dilation
Logic
Linear Functions
Logarithmic Functions