GeoGebra with the tools of the ancient Greeks

Author:: Mrs Riddle

The ancient Greeks did their geometry with just a compass and straight-edge! (I've given you some measuring tools as well, so you can verify your constructions.)

New Resources

Rings of circles
aperiodic monotile construction_step by step
Shade a spheric triangle with "surface".
bearing HK
Flag in the wind

Discover Resources

Inscribed & Central Angle
isolated point not alone, missing
Scorpio ROI Tool by Voyager Labs (2017)
Thales theorem
cost curves 2

Discover Topics

Percentages
Planes
Mathematics
Circumcircle or Circumscribed Circle
LCM and GCD