WHAT DOES TYPES OF QUADRILATERALS MEAN?

A rectangle is really a four-sided polygon with all angles measuring ninety° Each individual and each the pair of opposite sides equal.In a convex quadrilateral with sides a, b, c and d, the length from the bimedian that connects the midpoints of the perimeters a and c isDesigns that do not need 4 sides or 4 angles or have curved sides or are open