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ptccs2new
Author:
Cheung Wing Chuen
GeoGebra
New Resources
柱體建築師
【案例】2013年安徽高考15题
拼砌四邊形
【案例】2018年全国1卷理科12题
兩組對邊相等和有直角的四邊形
Discover Resources
HKDSE 3D Figures
Apollonius Problem 7 CCP Inversion simple
把手(環面)
Copy of 蔡01
圓周 (圖形H) 的複本
Discover Topics
Statistical Characteristics
Geometry
Trapezoid
Tangent Function
Square