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4.3 作特别角_30度
Author:
郑凯耀
,
Nenad Đapić
GeoGebra
New Resources
van Aubel's Theorem
Rotating Points (Optical Illusion)
Teorema Japonês para quadriláteros inscritos em uma circunferência
Stairs (Optical Illusion)
Linear Cross Section Exercise
Discover Resources
Rectangle Basics2
Unique placement principles of points on Euclidean space.
histogram
variable perimeter
G.1.7.3 Trying to Circle a Square
Discover Topics
Centroid or Barycenter
Isosceles Triangles
Diagrams
Hypothesis Testing
Polygons