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

Special Right Triangles 30°-60°-90° and 45°-45°-90°
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apec
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Discover Resources

AngleSum_in_TriangleTr
parallel
Position, Velocity, and Acceleration vs. Time Graphs
meet_me(911, 19, 25, 2, 26, 32) # => 13964
Equilateral Triangle Construction
Introduction to Fractions

Discover Topics

Rotation
Coordinates
Special Points
Unit Circle
Function Graph