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勾股定理证明2
Author:
卢德洪
Topic:
Geometry
,
Pythagoras or Pythagorean Theorem
,
Translation
,
Triangles
GeoGebra
New Resources
畫出對稱圖形
近似值：有效數字
兩組對邊相等和有直角的四邊形
三位數除以一位數（二）
兩位數除以一位數（一）
Discover Resources
Symmetric設計對稱圖案(兩條對稱軸)
兩函數間面積
Rounding Quiz (Significant Figures) 有效數字：測驗
圖G
tetrahedron_rotation
Discover Topics
Division
Volume
Secant Line or Secant
Probability
Natural Numbers