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congruent (SSA,RHS)
Author:
Ricky Chan
GeoGebra
New Resources
兩位數除以一位數（一）
兩組對邊相等的四邊形
拼砌四邊形
画直线等分三角形的面积
兩位數加法
Discover Resources
圓底三角形截面
空間三角形面積
My GGB BOOK
正多邊形邊上點旋轉
Copy of 十行表
Discover Topics
Quadrilaterals
Isosceles Triangles
Tree Diagrams
Correlation
Real Numbers