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Geometry: Angles Sum of Triangle (幾何：三角形內角和)
Author:
chisunch1
Topic:
Geometry
GeoGebra
New Resources
平行線的判定
活动三：应用性质
折扣
三角函数 的副本
科氏力 (Coriolis Force)
Discover Resources
最大斜率的直線
廣義角的代換(180,360)
切割任意四邊形再拼砌成矩形
Tangent of a Circle 圓的切線
圓周公式應用題2的副本
Discover Topics
Integers
Exponential Functions
Tangent Line or Tangent
Constructions
Solids or 3D Shapes