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Infinite Bubbles
Author:
John Golden
My daughter found this cool Lemniscate Dragon on Tumblr.
http://mathhombre.tumblr.com/post/103362513679/etall-a-lemniscate-serpent-stickers-available
Got me playing around...
GeoGebra
New Resources
Thin Slice: Using Trig Ratios to Solve for R.Triangle Sides
Volume of a Pyramid (Derivation)
Kaleidoscope - Caleidoscopio
Binomial Coefficient and Symmetry
Wallace-Simson Line, Orthopole, and Deltoid
Discover Resources
Constructing Triangles
destiny rotation2
ITA - Decorative tile n.2
Fibonacci Numbers and the Fibonacci Spiral másolata
Volume of pyramid
Discover Topics
Secant Line or Secant
Quadratic Equations
Triangles
Algebra
Ellipse