- Geometry (all content) - Khan Academy
Learn geometry—angles, shapes, transformations, proofs, and more
- Geometry - Wikipedia
Geometry is, along with arithmetic, one of the oldest branches of mathematics A mathematician who works in the field of geometry is called a geometer
- Geometry - GeoGebra
Interactive, free online geometry tool from GeoGebra: create triangles, circles, angles, transformations and much more!
- Geometry lessons - School Yourself
Essential stuff for describing the world around you 1 Lines and angles 2 Related angles What about angles bigger than 360 degrees? 3 Triangles See if it's really true, and then prove it! They have two equal sides, but what about their angles? In triangles, sides and their opposite angles are related! 4 Triangle congruence and similarity
- Geometry Dash - Official Website
Official Geometry Dash website by RobTop Games Play the browser demo, view top player leaderboards, and get the game
- Geometry - Math is Fun
Geometry is all about shapes and their properties If you like playing with objects, or like drawing, then geometry is for you!
- Geometry | Definition, History, Basics, Branches, Facts | Britannica
Geometry, the branch of mathematics concerned with the shape of individual objects, spatial relationships among various objects, and the properties of surrounding space
- MathBitsNotebook - Geometry Lessons and Practice
Geometry Lessons and Practice is a free site for students (and teachers) studying geometry in high school
- IXL | Learn Geometry
Learn Geometry skills for free! Choose from hundreds of topics including transformations, congruence, similarity, proofs, trigonometry, and more Start now!
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