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Trigonometric Ratios of Any Angle
Author:
Kong Ka Chun
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
異分母分數減法
畫出對稱圖形
找出對稱軸
【案例】2018年全国1卷理科12题
Discover Resources
幾何作業
Helicoid
中一︰相似圖形（平移、旋轉、反射、放大縮小）
Copy of 包含除法（1 ÷分數）
畢氏定理(等面積變形法)
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Mathematics
Solids or 3D Shapes
Vectors
Random Experiments
Intersection