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圓錐的展開圖
Author:
李春培
圓錐的展開圖
GeoGebra
New Resources
算柱 (兩位數)
兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
【案例】2018年全国1卷理科12题
拼砌四邊形
Discover Resources
Book4
Volume of pyramid from a cube
面積
對稱成分(零序.正序.負序)
相反数 思考（教材第10页）
Discover Topics
Definite Integral
Vectors 2D (Two-Dimensional)
Equations
Cube
Diagrams