What are the quadrilateral attribute?

A quadrilateral is a four-sided polygon characterized by its four edges (sides) and four vertices (corners). The sum of its interior angles always equals 360 degrees. Quadrilaterals can be classified into various types, including squares, rectangles, trapezoids, and rhombuses, each with unique attributes related to side lengths, angles, and symmetry. Additionally, they may exhibit properties such as parallel sides or equal-length sides, depending on their specific type.