NOT KNOWN DETAILS ABOUT TYPES OF QUADRILATERALS

The midpoints of the edges of any quadrilateral (convex, concave or crossed) would be the vertices of a parallelogram known as the Varignon parallelogram. It's the next Attributes:A condition with 4 sides of equivalent duration. The form has two sets of parallel sides and it has four proper angles.The form and dimension of the convex quadrilateral