WebNov 28, 2024 · A parallelogram is a quadrilateral with two pairs of parallel sides. Figure 5.9. 1 Notice that each pair of sides is marked parallel (for the last two shapes, remember that when two lines are perpendicular to the same line then they are parallel). Parallelograms have a lot of interesting properties. Facts about Parallelograms WebThe diagonals of a parallelogram bisect each other. Here, OB = OD, and OA = OC. The diagonals AC and BD in the figure divide the parallelogram into two congruent triangles. …

What Are the Opposite Sides of a Quadrilateral ...

WebA parallelogram is a two-dimensional geometrical shape whose sides are parallel to each other. It is a type of polygon having four sides (also called quadrilateral), where the pair of … Webdefinition. opposite angles of parallelogram are congruent. ... Show that a diagonal of a parallelogram divides into two congruent triangles and hence prove that the opposite … swee choon nex

Parallelogram - Wikipedia

WebSep 4, 2024 · A parallelogram is a quadrilateral in which the opposite sides are parallel (Figure 3.1. 3 ). To discover its properties, we will draw a diagonal, a line connecting the … WebDiagonals in Special Parallelograms. The diagonals of special parallelograms have additional properties that can be used to identify them: Theorem: A parallelogram is a rhombus if and only if the diagonals are perpendicular.; Theorem: A parallelogram is a rhombus if and only if the diagonals bisect each angle. Theorem: A parallelogram is a … WebIf the parallelogram is a rectangle, the two diagonals are of equal lengths AC = BD, so and the statement reduces to the Pythagorean theorem. For the general quadrilateral with four sides not necessarily equal, where is the length of … swee chioh fishery