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Tetrahedral Numbers 3D
Author:
John Golden
Topic:
Numbers
Using GGB 3D to make a pyramid of dots, and count them up!
GeoGebra
New Resources
Average Distance
apec
רישום חופשי
Untitled
Toroidal Spiral
Discover Resources
Area - Rectangles, Triangles and Parallelograms
Nuts and Bolts 2
Problem 149
Reflections
Inscribe a square in a circle
Discover Topics
Circumcircle or Circumscribed Circle
Tree Diagrams
Median Line
Perimeter
Triangles