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一线三等角模型
Author:
冯姣龙
Topic:
Similar Triangles
,
Similarity Transformation or Similarity
GeoGebra
New Resources
Fibonacci Clock
兩組對邊相等和有直角的四邊形
近似值：有效數字
Nested spiral octagon
第八周作业
Discover Resources
关灯游戏
vertex
正三角形堆垛
S2 Chapter11.2 選擇適當的三角比
三角函數圖形（全）的副本
Discover Topics
Vectors 3D (Three-Dimensional)
Constructions
Means
Area
Rectangle