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  1. Three-dimensional space - Wikipedia

    In geometry, a three-dimensional space is a mathematical space in which three values (termed coordinates) are required to determine the position of a point. Alternatively, it can be referred …

  2. 12.2: Vectors in Three Dimensions - Mathematics LibreTexts

    Just like two-dimensional vectors, three-dimensional vectors are quantities with both magnitude and direction, and they are represented by directed line segments (arrows).

  3. What Is The Difference Between 4-D & 3-D? - Sciencing

    Jul 23, 2023 · From traditional science and everyday experience, you can treat the world as a three-dimensional place having width, depth and height. However, in the early 1900s, Albert …

  4. 3D Shapes—Complete List with Free Printable Chart — Mashup …

    Unlike flat two-dimensional shapes (e.g. circles, triangles, squares, etc.), a 3D shape has volume and has a physical presence in three-dimensional space. 3D shapes can be observed from …

  5. THREE-DIMENSIONAL Definition & Meaning - Merriam-Webster

    The meaning of THREE-DIMENSIONAL is of, relating to, or having three dimensions. How to use three-dimensional in a sentence.

  6. Three Dimensional Shapes (3D Shapes)- Definition, Examples

    In geometry, a three dimensional shape can be defined as a solid figure or an object or shape that has three dimensions— length, width, and height. Unlike two dimensional shapes, three …

  7. 3D Shapes: Names, Definitions, Properties, Formulas, and Real-Life ...

    Jul 23, 2025 · In geometry, 3D Shapes, also known as three-dimensional solids, have three key dimensions: length, breadth, and height. Unlike 2D shapes with only length and width, 3D …

  8. 3D Shapes - Definition, Properties, and Types - AllMath

    Jan 29, 2024 · The world around us is filled with various shapes, ranging from simple and two-dimensional to intricate and multi-dimensional. Among these, 3D shapes hold a special …

  9. 3D (three dimensions or three dimensional) - TechTarget

    Mar 1, 2024 · 3D, or three dimensional, refers to the three spatial dimensions of width, height and depth. The physical world and everything that is observed in it are three dimensional.

  10. Three-Dimensional Definition (Illustrated Mathematics Dictionary)

    Illustrated definition of Three-Dimensional: Having three dimensions (such as height, width and depth), like any object in the real world. Example: your body...