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題 2
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
New Resources
近似值：有效數字
兩位數除以一位數（二）
兩位數加法
三位數除以一位數（二）
【案例】2018年全国1卷理科12题
Discover Resources
橢圓之極偶 / polarity for ellipse
數位學習社12/15
奶哥要的物件
複合圖形(八)
正方体展开图的副本
Discover Topics
Vectors 3D (Three-Dimensional)
Planes
Ellipse
Cosine
Fractal Geometry