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時間間隔(分鐘)
Author:
Anthony Or 柯志明
GeoGebra
New Resources
四邊形的特性
兩組對邊相等的四邊形
異分母分數減法
柱體建築師
兩組對邊相等和有直角的四邊形
Discover Resources
zuiduan
包含除法(整數÷整數)
仙后座找北極星1
四下_認識小數(教師版)
錯角---水平平行綫
Discover Topics
Standard Deviation
Sphere
Linear Regression
Distributions
Median Line