- 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 (all content) - Khan Academy
Learn geometry—angles, shapes, transformations, proofs, and more
- Geometry Dash - Official Website
Official Geometry Dash website by RobTop Games Play the browser demo, view top player leaderboards, and get the game
- Geometry lessons - School Yourself
Geometry The mathematics of lines, shapes, and angles Essential stuff for describing the world around you « Back to dashboard
- Geometry - GeoGebra
Interactive, free online geometry tool from GeoGebra: create triangles, circles, angles, transformations and much more!
- 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!
- High school geometry - Khan Academy
Learn high school geometry—transformations, congruence, similarity, trigonometry, analytic geometry, and more (aligned with Common Core standards)
- 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
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