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ptccs2new
Author:
Cheung Wing Chuen
GeoGebra
New Resources
兩組對邊相等的四邊形
【案例】2018年全国1卷理科12题
四邊形的特性
三位數除以一位數（一）
找出對稱軸
Discover Resources
龍騰4_1-1講段8
glt-h02-03-角錐角柱動態展開
雙曲線的平移
两平面夹角1
禪繞畫
Discover Topics
Ratios
Means
Stochastic Process or Random Process
Interest Calculation
Logarithm