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Copy of 平行四邊形面積
Author:
CHENG Kwan Yin
,
曾己泉
平行四邊形的面積＝底 x 高
GeoGebra
GeoGebra
New Resources
兩組對邊相等的四邊形
畫出對稱圖形
柱體建築師
【案例】圆柱体内放置一个大球六个小球
兩位數除以一位數（二）
Discover Resources
Symetry
slope
单晨答重庆李琳
賺賠：例2的副本
圓錐曲線Conic Section
Discover Topics
Solids or 3D Shapes
Geometry
Probability
Calculus
Hyperbola