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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
အခြေခံ data အခေါ်အဝေါ်များ
Linear Equation Graphs: Thin Slice
bewijs stelling van Pythagoras
Congruent Sides & Angles in △s: Exploration
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Discover Resources
Sample Student Activity
pg303-15
Cobb-Douglass
IG: Nets of a Cube
triangle midsegment
Plotting Sets of Points
Discover Topics
Mode
Right Triangles
Rhombus
Fractions
Calculus