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相似三角形條件 - 三邊成比例
Author:
AaronLau
GeoGebra
New Resources
四邉形 (四年級) 教師版
錐體建築師
【案例】圆柱体内放置一个大球六个小球
拼砌四邊形
兩組對邊相等和有直角的四邊形
Discover Resources
垂直1
體積
Problem1:(md+me+mf)/(ad+be+cf)=a
等線段作圖
正三角形沿正方形旋轉
Discover Topics
Quadrilaterals
Cosine
Matrices
Conditional Probability
Scalene Triangles