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  1. Quadrilaterals - Square, Rectangle, Rhombus, Trapezoid, Parallelogram

    Quadrilateral just means four sides (quad means four, lateral means side). A Quadrilateral has four-sides, it is 2-dimensional (a flat shape),...

  2. 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, meaning "side".

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

    Jun 8, 2024 · Quadrilateral Definition A quadrilateral is a flat geometric shape having four straight sides and four vertices. It is a type of polygon. The word ‘quadrilateral’ is derived from the Latin words …

  4. Quadrilateral Shapes and Facts - Science Notes and Projects

    Jul 18, 2023 · In geometry, a quadrilateral is a two-dimensional closed shape or polygon that has four straight sides, four corners or vertices, and four interior angles. The sum of the interior angles is 360 …

  5. Quadrilaterals – Definition, Types, Properties & Examples

    Quadrilaterals are among the most fundamental shapes in geometry. Though simple in appearance, they form the basis of countless mathematical ideas and appear constantly in real life, from floor tiles …

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

    Free quadrilateral step-by-step topic guide, including the definition, properties, step-by-step examples, free practice questions, and more!

  7. Quadrilaterals (video lessons, examples and solutions)

    What Is A Quadrilateral? Quadrilaterals are two-dimensional four-sided polygons on a plane. Quadrilaterals have the following properties: four sides, two diagonals, four internal angles (or …

  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 of convex …

  9. Quadrilateral – Definition, Examples - EDU.COM

    A quadrilateral is a polygon that has four sides, four angles, and four vertices. The word 'quadrilateral' comes from Latin: 'quadri' meaning four, and 'latus' meaning side.

  10. Types of Quadrilaterals and Their Properties - GeeksforGeeks

    Aug 21, 2025 · A quadrilateral is a polygon with four sides, four vertices, and four angles. There are several types of quadrilaterals, each with its own properties and characteristics.