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congruent (SA)
Author:
Ricky Chan
GeoGebra
New Resources
兩組對邊相等的四邊形
画直线等分三角形的面积
拼砌四邊形
異分母分數減法
兩組對邊相等和有直角的四邊形
Discover Resources
拼貼
八個方向
电场线模拟
congruent triangle2_provided by Mr Yeung Kar Chun
劉徽的「割圓術」的副本
Discover Topics
Complex Numbers
Integers
Line Segment
Normal Distribution
Integral Calculus