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Videos - The Math of the Golden Ratio
Auteur:
Chip Rollinson
Khan Academy's video about the math of the Golden Ratio
Numberphile video about deriving the Golden Ratio
Lucas Numbers?
The Silver Ratio and other "Metalic" ratios
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The Red Chair
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從邊長辨認四邊形
Forming Similar Triangles
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trapezoid vs Parallelograms
Scale
peicewise functions #7
Archimedes: Quadrature of Parabolic Segment
Similar triangles in a right triangle
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