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The Law of Refraction with Fermat's Principle
Author:
David Canham
Find the fastest path from Point C to Point D! The Velocity of Light in Medium 1 (top) is not the same as the velocity in Medium 2 (bottom)!
GeoGebra
New Resources
Simplifying Radicals: Geometric Thin Slice
Cross Product in 2D and 3D
Angles and Intersecting Lines: Quick Investigation
Bottema's Theorem
Parallel or Not? (V2)
Discover Resources
sinus_periode
Normal distribution: chest measurements
Shot D
pyramid
Triángulo Psicodélico
Discover Topics
Functions
Parallelogram
Definite Integral
Isosceles Triangles
Statistical Characteristics