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  1. Parallelogram - Wikipedia

    In Euclidean geometry, a parallelogram is a simple (non- self-intersecting) quadrilateral with two pairs of parallel sides. The opposite or facing sides of a parallelogram are of equal length and the opposite …

  2. Parallelogram - Math is Fun

    (Jump to Area of a Parallelogram or Perimeter of a Parallelogram) ... A Parallelogram is a flat shape with opposite sides parallel and equal in length.

  3. Parallelogram | Properties, Formulas, Types, and Theorem

    Jul 23, 2025 · A parallelogram is a two-dimensional geometrical shape whose opposite sides are equal in length and are parallel. The opposite angles of a parallelogram are equal in measure and the Sum …

  4. Parallelogram - Shape | Definition | Formulas, Properties, Examples

    A parallelogram is defined as a quadrilateral in which both pairs of opposite sides are parallel and equal. The angle between the adjacent sides of a parallelogram may vary but the opposite sides need to be …

  5. Parallelogram | Definition, Properties, Area, & Examples | Britannica

    Nov 28, 2025 · A parallelogram is a quadrilateral (a polygon with four sides) in which the opposite angles are equal and the diagonals bisect each other. Bisecting a parallelogram along a diagonal divides the …

  6. Parallelogram - Definition, Types, Properties, Shapes, Examples

    Parallelogram is a quadrilateral in which opposite sides are parallel and equal in length. Learn the definition, different types, how to find area, examples & more.

  7. Parallelograms. Properties, Shapes, Sides, Diagonals and Angles-with ...

    To create a parallelogram just think of 2 different pairs of parallel lines intersecting. ABCD is a parallelogram. Click on the button below to turn the pure parallel lines into a parallelogram. Triangles …

  8. Parallelogram - Math.net

    A parallelogram has rotational symmetry of order 2. Rotating the parallelogram above 180° about point E will result in a parallelogram that is the same as the original shape.

  9. Parallelogram Definition - BYJU'S

    A parallelogram is a quadrilateral with two pairs of parallel sides. The opposite sides of a parallelogram are equal in length, and the opposite angles are equal in measure.

  10. What is a Parallelogram? [ Definition, Properties, Proof Examples ]

    Definition: A parallelogram is a quadrilateral, four sided figure, that has opposite sides that are both congruent and parallel. What does a parallelogram look like? Specific types of parallelograms include …