Google Classroom
Google Classroom
GeoGebra
GeoGebra Lesson
Sign in
Search
Google Classroom
Google Classroom
GeoGebra
GeoGebra Lesson
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
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
Squaring a Rectangle (PST Version)
Laundry Basket
Linear Combination of Vectors
Midpoint Theorem (V2): Integer Solutions
繪畫垂直線
Discover Resources
First and Second Derivatives
Venn Diagram
What shape am I #2
Area of Triangle
complex addition
Discover Topics
Cosine
Matrices
Prism
Statistics
Conic Sections