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3D Mirascope
Author:
Jason Wrinkle
,
Roy Wright
A 3D real image can be produced by joining two parabolic reflectors.
GeoGebra
In the illustration, the red points can be moved to change the shape of the parabolas. The foci of the parabolas are marked with x's. The frog can also be moved.
New Resources
Poorly Drawn Parallelograms 2
alg2_05_05_01_applet_exp_2_flvs
Taylor Polynomial
探究由平行線和截線所成的角
Dissections by Guillermo Bautista
Discover Resources
Secant and Tangent lines
IncPlane1
tessste
Playing with angles (testing)
EM 2016 P2 Q5
Discover Topics
Numbers
Sine
Inequalities
Statistics
Indefinite Integral