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平面外積、有向面積、二階行列式
Author:
羅驥韡 (Pegasus Roe)
Topic:
Vectors
GeoGebra
New Resources
錐體建築師
兩組對邊相等和有直角的四邊形
球体的体积推导（优化版）
【案例】2018年全国1卷理科12题
球体的体积推导
Discover Resources
多邊形的切割與拼砌
Copy of gjc091b18 圓的割線
代入消去法
面積
小數的認識（一）
Discover Topics
Polygons
Probability
Logarithm
Hypergeometric Distribution
Addition