Sunflowers are Irrationally Pretty

Author:Michael Borcherds, Ben Sparks

Growing seeds? The slider allows you to change the fraction of a turn you turn before growing a new 'seed' each time. When do you get spokes? When do you get dense packing?

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Congruent Figures
רישום חופשי
apec
Pythagorean Theorem: Extension Exercises

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Shapes
SAS Similarity
Napoleon's theorem.
Equiangular and equilateral polygons

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Vectors 2D (Two-Dimensional)
Secant Line or Secant
Symmetry
Difference and Slope
Statistical Characteristics