FACTS ABOUT TYPES OF QUADRILATERALS REVEALED

The midpoints of the sides of any quadrilateral (convex, concave or crossed) tend to be the vertices of the parallelogram called the Varignon parallelogram. It has the subsequent properties:Concave Quadrilaterals: At least one of many diagonals lies partly or totally beyond the determine.Quadrilaterals only have 1 side over triangles, but this open