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F2_Ch11.2_三角學(邊長與角的關係)
Author:
timothyngyf
GeoGebra
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兩組對邊相等和有直角的四邊形
球体的体积推导(优化版)
異分母分數減法
拼砌四邊形
畫出對稱圖形
Discover Resources
Quiz on Scientific Notation
工作紙題3
Pyramid with square base (angle between planes)
两角差的余弦公式的证明
三角形
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Division
Fractal Geometry
Numbers
Cosine
Trapezoid