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5 squares
Author:
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?
New Resources
第八周作业2
盈利與虧蝕
椭圆内切圆链
第八周作业
活动三:应用性质
Discover Resources
車輪
滑桿動態指令(動畫根本指令)
多次分割平行四邊形
相似形的應用
數學電腦繪圖與解題
Discover Topics
Trigonometry
Ratios
Linear Programming or Linear Optimization
Derivative
Tangent Line or Tangent