Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
reflective property in the parabola
Author:
Cristina Chiusa
Topic:
Parabola
Move the H point. Look how the reflected rays get parallel only when points H and F overlap. F is the Focus!
GeoGebra
New Resources
Spinning cube - Belt Trick
History of Maths
Construct a Square
Stairs (Optical Illusion)
Parallel or Not? (V2)
Discover Resources
construction 23
MomentAboutAxis
More vector Fields
Colorful Mystery curves
Quadratic graph
Discover Topics
Probability
Translation
Curve Sketching
Cylinder
Confidence Interval