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Wave Model of Refraction
Author:
Richard Piccioni
Why semi-chord and wavelength ratios are equal, which is the reason the law of refraction holds true.
GeoGebra
New Resources
Blancmange curve (fractal)
Icosahedron
Parallelograms: Quick Investigation
Poorly Drawn Parallelograms 3
Finding Average Rate of Change of a Function
Discover Resources
Sierpinski_tool_bar
Exterior Angles of an Octagon
Unit 2 Day 11 Centroid Exploration
การบวกจำนวนเต็มแสนสนุก
The derivative of a function as a rate of change
Discover Topics
Straight Lines
Difference and Slope
Ellipse
Differential Calculus
Quadratic Equations