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GeoGebra Geometry
Construct, measure, and prove with dynamic geometry
A dynamic geometry canvas where points, lines, circles, transformations, measurements, and conjectures stay connected as a construction changes.
GeoGebra Geometry
This tool turns a diagram into an experiment. Students can drag a vertex, observe which relationships remain invariant, and use measurements to formulate a conjecture before writing a proof.
Best for: grades 4–12 geometry, teacher-led investigations, similarity, transformations, loci, constructions, and proof preparation.
Classroom idea: construct a triangle and its medians, drag the vertices, and ask learners to describe what never changes. The discussion becomes a bridge from visual evidence to a formal theorem.