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Author:
nakita
Topic:
Addition
GeoGebra
New Resources
兩組對邊相等的四邊形
柱體建築師
判斷球體
拼砌四邊形
三位數除以一位數（二）
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[問題] 點 (4,7) 到 3x+4y = 0 的距離為何？
配方法圖解
倒水验证勾股定理
三角形全等的理由 – 題2的副本
parabola 抛物线方程求解
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Polygons
Intersection
Geometric Transformations
Quadrilaterals
Plane Figures or Shapes