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

    Quadrilaterals Quadrilateral just means "four sides" (quad means four, lateral means side). A quadrilateral has four-sides, it is 2-dimensional (a flat shape), closed (the lines join up), and …

  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, …

  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 …

  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 …

  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 …

  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. 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.

  8. 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 …

  9. Intro to quadrilateral (video) | Khan Academy

    There are many different types of quadrilaterals. A quadrilateral is defined as a two-dimensional shape with four sides, four vertices, and four angles. There are two main types: concave and …

  10. What is Quadrilateral? Definition, Properties, Types, Examples

    A quadrilateral is a polygon having four sides, four angles, and four vertices. Let's learn about different types of quadrilaterals, properties, examples and more!