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  1. Geometry (all content) - Khan Academy

    Explore geometry concepts including angles, shapes, transformations, and proofs with Khan Academy's engaging resources.

  2. Geometry - Wikipedia

    Geometry[a][1] is a branch of mathematics concerned with properties of space such as the distance, shape, size, and relative position of figures. [2] Geometry is, along with arithmetic, one of the oldest …

  3. 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!

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

    Apr 22, 2026 · Geometry, the branch of mathematics concerned with the shape of individual objects, spatial relationships among various objects, and the properties of surrounding space. It is one of the …

  5. Geometry - Math.net

    Geometry Geometry is a branch of mathematics that includes the study of shape, size, and other properties of figures. It is one of the oldest branches of mathematics and may have been used even …

  6. Geometry - Formulas, Examples | Plane and Solid Geometry

    Geometry is a main branch of mathematics that studies Shapes, Sizes, Angles, Triangles, Polygons, etc. Learn Geometry with interesting concepts, examples, and solutions from cuemath

  7. Basic Geometry | Khan Academy

    This Basic geometry and measurement course is a refresher of length, area, perimeter, volume, angle measure, and transformations of 2D and 3D figures. If you are learning the content for the first time, …

  8. Geometry (all content) - Khan Academy

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

  9. 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.

  10. Geometry -- from Wolfram MathWorld

    3 days ago · Geometry is the study of figures in a space of a given number of dimensions and of a given type. The most common types of geometry are plane geometry (dealing with objects like the point, …