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平行四邊形
Author:
Yip Chi Wai
Topic:
Parallelogram
GeoGebra
New Resources
球體建築師
兩位數加法
拼砌四邊形
異分母分數減法
画直线等分三角形的面积
Discover Resources
北區模考多選第八題 (2014.03.06)
教學-面與面的夾角
Locus (Two points 1)
管路流量分析
百度
Discover Topics
Orthocenter
Multiplication
Geometric Mean
Division
Correlation