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  1. Rhombus - Wikipedia

    In geometry, a rhombus (pl.: rhombi or rhombuses) is an equilateral quadrilateral, a quadrilateral whose four sides all have the same length. Other names for rhombus include diamond, lozenge, and calisson.

  2. Rhombus - Math is Fun

    (Jump to Area of a Rhombus or Perimeter of a Rhombus). A Rhombus is a flat shape with 4 equal straight sides. A rhombus looks like a diamond.

  3. Rhombus | Definition, Properties, Formulas, & Facts | Britannica

    Nov 21, 2025 · A rhombus is a four-sided geometric figure in which all four sides are of the same length and each of the two pairs of opposite sides are parallel to each other. It is a type of parallelogram. Its …

  4. Rhombus: Definition, Properties, Formula and Examples

    Aug 21, 2025 · A rhombus is a special case of a parallelogram, and if all its angles are 90 degrees, it becomes a square. A Rhombus is also known as a Rhomb, a Lozenge, and a Diamond.

  5. Rhombus – Definition, Properties, Formulas - Math Monks

    Aug 3, 2023 · A rhombus is a quadrilateral having four equal sides where the opposite sides are parallel and opposite angles are equal. The plural form of a rhombus is rhombi or rhombuses.

  6. Rhombus: Its Properties, Shape, Diagonals, Sides and Area Formula

    Probably the most famous rhombus out there is the baseball diamond. The distance between each base is the same, making the shape a rhombus! More interesting math facts! A rhombus is a type of …

  7. Rhombus - Properties, Definition, Formulas, Examples - Cuemath

    A rhombus is also called an equilateral quadrilateral since all of its sides are equal in length. The term ‘rhombus’ has been derived from the ancient Greek word ‘rhombos', which actually means something …

  8. Rhombus Properties and Perimeter Formula - HowStuffWorks

    Apr 9, 2025 · A rhombus is a parallelogram shape with two pairs of parallel sides and four equal sides. These four sides of equal length also define the rhombus as an equilateral quadrilateral. …

  9. What is a rhombus? Shape, properties and area | DoodleLearning

    Sep 29, 2023 · The word rhombus might sound a bit fancy, but it simply describes a four-sided shape, like a diamond, that shares many of the same properties as a square. A diamond-shaped kite is a …

  10. Rhombus - Definition, Angles, Properties, Formulas, Examples

    Rhombus is a special type of a parallelogram whose all sides are equal. Let's learn about properties of rhombus, formulas for area and perimeter, examples, & more.