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題3
Author:
Anthony OR 柯志明
Topic:
Congruence
,
Triangles
GeoGebra
New Resources
算柱 (兩位數)
兩組對邊相等的四邊形
找出對稱軸
畫出對稱圖形
兩位數加法
Discover Resources
等量公理
Spiral Polyskelion
葛爾崗點
变化的三角形的内心.许兴华数学
正方体展开图的副本
Discover Topics
Diagrams
Calculus
Statistics
Surface
Stochastic Process or Random Process