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立體(1)-線與面的交角
Author:
+x sir
Topic:
Geometry
,
Solids or 3D Shapes
GeoGebra
New Resources
兩位數加法
錐體建築師
拼砌四邊形
【案例】2018年全国1卷理科12题
兩位數除以一位數（二）
Discover Resources
gjh-e01-02 未知數邊長的長方形
gyzel 橢圓的反射
双曲线和直线的位置关系
vit3301
sin(x) 的函數圖形的副本
Discover Topics
Plane Figures or Shapes
Sequences and Series
Constructions
Area
Mathematics