Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
How many intersections of four lines?
Author:
Scott Farrar
Topic:
Intersection
These four lines all intersect at one point. What if you change the lines? How many intersection points are possible?
GeoGebra
New Resources
Explore the invariant lines of matrix {{-2,5},{6,-9}}
Poorly Drawn Parallelograms
Blancmange curve (fractal)
alg2_05_05_01_applet_exp_2_flvs
Exploring Simple Loci 探究簡單軌跡
Discover Resources
Constructing Circumcenters
Szélsőérték 3
Let's Reflect again
H9-5 overzicht grafieken
altitudes
Discover Topics
Division
Percentages
Random Experiments
Coordinates
Parabola