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  1. Geometry Dash | Play Geometry Dash Game

    In Geometry Dash, players control a cube to navigate through terrains in the level to the rhythm of the playing music. You have to avoid all tricky traps that will immediately end the game upon contact.

  2. 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.

  3. Geometry (all content) - Khan Academy

    Learn geometry—angles, shapes, transformations, proofs, and more.

  4. Geometry - GeoGebra

    Interactive, free online geometry tool from GeoGebra: create triangles, circles, angles, transformations and much more!

  5. 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!

  6. Geometry | Definition, History, Basics, Branches, & Facts | Britannica

    Feb 27, 2026 · Geometry, the branch of mathematics concerned with the shape of individual objects, spatial relationships among various objects, and the properties of surrounding space.

  7. 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 …

  8. Geometry - Formulas, Examples | Plane and Solid Geometry - Cuemath

    Two types of geometry are plane geometry and solid geometry. Plane geometry deals with two-dimensional shapes and planes (x-axis and y-axis), while solid geometry deals with three …

  9. GoGeometry - Geometry Problems, Lessons and Tutorials

    Apr 2, 2026 · GoGeometry.com offers free educational resources and over 1600 illustrated problems to help geometry students practice and learn.

  10. 1. Introduction to Geometry - Interactive Mathematics

    Geometry is a field of mathematics that relates to objects, or geometric shapes as they are referred to, and their sizes, shapes, positions, or spacial properties.