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平行四邊形面積的副本
Author:
xiaodandan
,
羅驥韡 (Pegasus Roe)
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
兩組對邊相等和有直角的四邊形
兩組對邊相等的四邊形
【案例】2013年安徽高考15题
四邉形 (四年級) 教師版
Discover Resources
正立方體展開動畫
Area of Triangle_2
Apollonius Problem 7 CCP Inversion simple 12
整數
作图模板
Discover Topics
Vectors 3D (Three-Dimensional)
Expected Value
Hypergeometric Distribution
Parallelogram
Straight Lines