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F2_Ch11.1_三角學(對鄰斜)
Author:
timothyngyf
GeoGebra
New Resources
GeoGebra笔记功能体验课件
拼砌四邊形
四邊形的特性
兩組對邊相等和有直角的四邊形
錐體建築師
Discover Resources
Polygon Activity
conjugate
固定周界長方形的面積變化（一）
恆等式
鉛筆畫圓
Discover Topics
Differential Calculus
Equilateral Triangles
Intersection
Ratios
Function Graph