THE SINGLE BEST STRATEGY TO USE FOR TYPES OF QUADRILATERALS

The midpoints of the perimeters of any quadrilateral (convex, concave or crossed) are definitely the vertices of a parallelogram known as the Varignon parallelogram. It has the following Qualities:A condition with 4 sides of equivalent duration. The form has two sets of parallel sides and has four ideal angles.where by x is the gap between the midp