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  1. Quadrilateral - Wikipedia

    In geometry a quadrilateral is a four-sided polygon, having four edges (sides) and four corners (vertices). The word is derived from the Latin words quadri, a variant of four, and latus, …

  2. Quadrilaterals - Square, Rectangle, Rhombus, Trapezoid, …

    There are special types of quadrilateral: Some types are also included in the definition of other types! For example a square, rhombus and rectangle are also parallelograms. See below for …

  3. Quadrilateral Shapes and Facts - Science Notes and Projects

    Jul 18, 2023 · Quadrilaterals, four-sided polygons, are an important concept in geometry due to their variety and ubiquity. They serve as a bridge between simpler shapes, like triangles, and …

  4. Quadrilateral – Definition, Properties, Types, Formulas, Examples

    Jun 8, 2024 · There are six basic types of quadrilaterals: 1) rectangle, 2) square, 3) parallelogram, 4) rhombus, 5) trapezoid, and 6) kite. Each one of them and their basic properties are given …

  5. Quadrilaterals – Definition, Types, Properties & Examples

    Explore quadrilaterals in geometry: definition, classification, properties, and formulas. Learn with examples and diagrams to master this concept.

  6. Quadrilateral - Math Steps, Definition, Examples & Questions

    Here you will learn about quadrilaterals, including their names, attributes and how to classify them. Students first learn about quadrilaterals in early elementary school with their work in …

  7. Quadrilateral - Math.net

    Quadrilaterals are widely studied in geometry. They are often categorized further based on their angles and sides. A parallelogram is a quadrilateral with two pairs of parallel sides. The …

  8. Intro to quadrilateral (video) | Khan Academy

    A quadrilateral is defined as a two-dimensional shape with four sides, four vertices, and four angles. There are two main types: concave and convex. There are also various subcategories …

  9. Quadrilaterals (video lessons, examples and solutions)

    Quadrilaterals are two-dimensional four-sided polygons on a plane. Quadrilaterals have the following properties: the interior angles add up to 360°. The following diagram shows the …

  10. Quadrilaterals - GeeksforGeeks

    Jul 23, 2025 · Quadrilaterals come in various forms, each with distinct properties that define their angles, sides, and symmetry. Examples of quadrilaterals include squares, rectangles, …