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Holograms
Author:
Solveig Skadhauge
,
Roy Wright
Topic:
Parabola
A holographic illusion (for example, in the toy called a "
3D Mirascope
") can be produced by joining two parabolic reflectors.
GeoGebra
New Resources
GeoGebra Script: Rotating circles
Quotation marks
Mysterious rotating circles with colors
רישום חופשי
အခြေခံ data အခေါ်အဝေါ်များ
Discover Resources
Angle at Center
Toisen asteen polynomifunktion kertoimet: a, b ja c
Molli and Dawn AAS FINAL
Angles in the same segment Theorem
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Discover Topics
Expected Value
Subtraction
Polygons
Surface
Congruence