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抛物线中的等腰三角形
Author:
龚洪萍
Topic:
Algebra
,
Geometry
GeoGebra
New Resources
兩組對邊相等的四邊形
異分母分數減法
四邉形 (四年級) 教師版
拼砌四邊形
三位數除以一位數（二）
Discover Resources
不規則填色
三角測量01
餘弦公式2
多邊形面積(新一代第三版 EX22#8)
保持比例
Discover Topics
Translation
Stochastic Process or Random Process
Rational Numbers
Plane Figures or Shapes
Vectors 3D (Three-Dimensional)