Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
Regular Dodecagon Area Problem
Author:
Tim Brzezinski
Topic:
Area
For the regular dodecagon below, prove that the
area of the pink hexagon
is equal to the
area of the blue triangle.
BIG WHITE POINTS are MOVEABLE.
GeoGebra
New Resources
Poorly Drawn Parallelograms 3
Exploring the Derivative of an Exponential Function
alg2_05_05_01_slider_practice_flvs
Poorly Drawn Parallelograms
探究由平行線和截線所成的角
Discover Resources
Function Transformations
Domain & Range
Parallelogram task
Create and Use a Dynagraph
Adding Adjacent Angles
Discover Topics
Frequency Distribution
Polynomial Functions
Statistics
Geometric Mean
Planes