Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
Regular Pentagon Wonder: GoGeometry Action 192!
Author:
Tim Brzezinski
Topic:
Geometry
,
Polygons
Creation of this resource was inspired by
this problem
from Antonio Gutierrez.
How can we formally prove what is dynamically illustrated here?
The pentagon shown below is regular. The LARGE POINTS are MOVEABLE. Be sure to slide the slider SLOWLY!
GeoGebra
Quick (silent) demo
New Resources
seo tool
Viviani's Curve
Trefoil Knot
Random Polar Curve (3)
Hyperbolic Paraboloid
Discover Resources
daisy_pre
Writing Equations to Represent Data in Tables 113.2
Subtracting fractions with the same denominator
Untitled
Slope
Vector trace of a line
Discover Topics
Cone
Solids or 3D Shapes
Functions
Stochastic Process or Random Process
Pyramid