Geometric Construction
A geometric construction is a construction of a geometric figure using only straightedge and compass, as originally studied by the ancient Greeks.
angle trisection | circle squaring | compass | constructible number | constructible polygon | cube duplication | elements | Fermat prime | geometric problems of antiquity | geometrography | Kochanski's approximation | Mascheroni construction | matchstick construction | Napoleon's problem | neusis construction | plane geometry | polygon | Poncelet-Steiner theorem | rectification | simplicity | Steiner construction | straightedge
elementary school level (California grade 5 standard)