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congruent (SSA,RHS)
Author:
Ricky Chan
GeoGebra
New Resources
四邊形的特性
四邉形 (四年級) 教師版
画直线等分三角形的面积
兩位數加法
找出對稱軸
Discover Resources
三角形重心(相關說明)
四心的變化II
方向餘弦
gjc102a19 三角形的對折
內心
Discover Topics
Histogram
Cosine
Quadratic Functions
Linear Regression
Definite Integral