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Doppler effect and supersonic wall
Author:
Sébastien Vieilhescazes
animate t - v is ratio of plane speed to sound speed
GeoGebra
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Quadrilateral Properties 2
Thin Slice Pythagorean Discovery
Burj Al Arab
Thin-Slicing a Geometry Proof
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Tangent Properties 4
Forum_f=1&t=39603_A_SchriftTemplate
day 91
GeoGebra Construction Applet
Trikotniki enačba 1/3
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