About 311,000 results
Open links in new tab
  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 ...

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

  3. 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 …

  4. Quadrilaterals - Definition | Meaning | Types | Quadrilateral ...

    A quadrilateral is a polygon with four sides four angles and four vertices. Learn about the quadrilateral shape, its properties, the types, area of quadrilaterals and some solved examples.

  5. 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 …

  6. 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 …

  7. Quadrilateral - Math.net

    Quadrilateral A quadrilateral is a polygon that has four sides. The following are a few examples. Parts of quadrilateral Quadrilateral ABCD, shown below, has the following properties: Four …