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GeoGebra Lesson
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Elliptical Ceiling Reflecting Sound
Author:
Mr_Lanning
Elliptical ceilings reflect sounds from one focus to the other focus.
GeoGebra
Drag the Speaker around to see where the sound reflects.
New Resources
Probabilities with Two-Way Tables
Isosceles Right Triangle
GeoGebra 3D Modeling Workshop (March 8 2024)
Angle Addition Postulate (V2) - Integer Solutions
Identifying Solids Formed by Rotation
Discover Resources
Final Project
ITA - Succession with fixed points
Repeated Reflections in an Ellipse
Midpoint in a Quadrant
Multiplication of fractions (non mixed)
Discover Topics
Intersection
Numbers
Median Value
Parabola
Perimeter