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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
判斷球體
找出對稱軸
三位數除以一位數(一)
球体的体积推导(优化版)
第八周作业
Discover Resources
集合
錐體建築師 4
sine graph 變換 with examples
Locus (Parallel lines)
Copy of 線性組合2 三角形
Discover Topics
Linear Equations
Scatter Plot
Dilation
Reflection
Conic Sections