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Videos - The Math of the Golden Ratio
Author:
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
New Resources
רישום חופשי
Parametric surfaces: Sphere
Identifying Sine, Cosine, Tangent Ratios in Right Triangles (Quick)
Exploring Number of Squares on the Diagonal of a Rectangle
Slopes of Parallel Lines
Discover Resources
Relationship between Angle, Length of Arc & Sector Area
Fenakistiskop
Hypothesis Testing: Proportion or Mean
Angles in a Triangle
Multiplying Fractions
Discover Topics
Quadrilaterals
Parallelogram
Optimization Problems
Derivative
Expected Value