👉 In geometry, a quadrilateral is a four-sided polygon. It can be defined as a closed figure that has four sides and four vertices (or corners). The sum of all interior angles in a quadrilateral is always 360 degrees.
👉 In geometry, a quadrilateral is a four-sided polygon. It can be defined as a closed figure that has four sides and four vertices (or corners). The sum of all interior angles in a quadrilateral is always 360 degrees.
