👉 A quadriform is a term used to describe an object or concept that has four parts, which in this case are three straight lines. These lines can be parallel, intersecting at one point, or forming a triangle with two sides of equal length. Quadrilaterals, in general, have four sides and four angles. In the context of geometry, quadrilaterals are defined by four distinct points that lie on a plane. They include parallelograms (also known as squares), rectangles,