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大邊對大角
Author:
tan90t
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
兩組對邊相等的四邊形
異分母分數減法
四邉形 (四年級) 教師版
拼砌四邊形
Discover Resources
分數除法5: x ÷ a/b (包含)
平行線法
軌跡觀察---兩圓上線段中點
同心多邊形
滑轮组2
Discover Topics
Standard Deviation
Statistics
Numbers
Multiplication
Pyramid