GeoGebra Geometry

Construct circles, angles, transformations and more with our free geometry tool

Easily construct triangles, drag points, draw parallel lines, intersect circles, save and share your results. Millions of people around the world use GeoGebra to learn mathematics and science. Join us!• Create constructions with points, lines, circles, polygons, and angles• Explore interactive geometry by dragging points• Measure lengths and areas• Transform shapes by mirroring, rotating and dilating them• Try advan…