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5 squares
Auteur :
johnmayhk
GeoGebra
Purple points are mid-points of corresponding line segments. Drag blue points to change the size and orientation of squares. Are two red line segments perpendicular to each other always?
Nouvelles ressources
球體建築師
四邊形的特性
Earth with coastline
近似值:有效數字
算柱 (兩位數)
Découvrir des ressources
Area of trapezoid
複數相乘的幾何意義
整數或分數÷分數_ 工作紙(一)_題2c
二次函數(第四階段)
直線與平面關係
Découvrir des Thèmes
Similitude
Variance
Loi Binomiale
Quadrilatères
Congruence