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
Flag in the wind
Thin Slice: Using Trig Ratios to Solve for R.Triangle Sides
Thin Slice: Using Trig Ratios to Solve for Sides of Right Triangles
Pyramids to Cube
How to Assign Color Objects Inside the List? II
Discover Resources
Measuring Angles Using Protractor
graph-1to5
Nicholas He Mother's Day box.
Graphing Slope-Intercept Form
Stage 6 Physics
Discover Topics
Calculus
Incircle or Inscribed Circle
Set Theory
Differential Equation
Cuboid