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判斷球體（欖球）
Author:
Martin Fong
New Resources
Link to the Hyper Cube
Locked Coord Plane
Parallelogram Area
colored star
Inscribed Regular Polygons
Discover Resources
Logarithm function explorer
Mathematics in flags
Carley 2.6 lesson
QuadraticB3-4: NoR4
random
Discover Topics
Planes
Vectors 3D (Three-Dimensional)
Linear Regression
Straight Lines
Arithmetic Mean