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畫三角形 題3d
Author:
GeoGebra Institute of Hong Kong
Topic:
Triangles
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
畫出對稱圖形
兩組對邊相等的四邊形
画直线等分三角形的面积
異分母分數減法
Discover Resources
tanx & cotx
相同圖形的拼砌（三角形）
例子
Demo
Copy of 圓周公式應用題1
Discover Topics
Quadratic Functions
Differential Calculus
Real Numbers
Continuity
Random Experiments