Properties Of Triangles And Quadrilaterals Jun 2026

Quadrilateral ├── Trapezoid (at least one pair of parallel sides) │ ├── Isosceles trapezoid (legs equal) │ └── Parallelogram (both pairs parallel) │ ├── Rectangle (right angles) │ │ └── Square (equal sides & right angles) │ ├── Rhombus (equal sides) │ │ └── Square │ └── Square └── Kite (two distinct pairs of adjacent equal sides)

Using vectors: Let ( \mathbfa, \mathbfb, \mathbfc, \mathbfd ) be position vectors of vertices in order. properties of triangles and quadrilaterals

A parallelogram with four congruent sides. Quadrilateral ├── Trapezoid (at least one pair of

| Shape | Do diagonals bisect each other? | Are diagonals perpendicular? | Are diagonals congruent? | | :--- | :---: | :---: | :---: | | | Yes | No | No | | Rectangle | Yes | No | Yes | | Rhombus | Yes | Yes | No | | Square | Yes | Yes | Yes | | Isosceles Trapezoid | No | No | Yes | | Kite | No | Yes | No | | Are diagonals perpendicular

A quadrilateral with two distinct pairs of adjacent sides that are congruent.