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Videos - Golden Ratio in Nature and Art
Author:
Chip Rollinson
a beautiful video...
Vi Hart's wonderful video (Part 1 of 3)
Vi Hart's wonderful video (Part 2 of 3)
Vi Hart's wonderful video (Part 3 of 3)
A Ted Talk about the Golden Ratio
New Resources
Exploring the Area of a Triangle
Quiz: Finding Average Rate of Change
Icosahedron
Dissections by Guillermo Bautista
Poorly Drawn Parallelograms
Discover Resources
Construction 7. triangle rectangle-isosceles
Bisektion
op. vertice 2
Size of square roots
Two Tangent Circles
Discover Topics
Fractions
Arithmetic
Differential Equation
Logarithmic Functions
Right Triangles