what is called quadrilateral

1.	what is called quadrilateral
Answer» \tA quadrilateral is a closed plane figure with four sides(edges) and four vertices(corners).\tThe sum of the interior angles of a quadrilateral is 360o.\tA quadrilateral whose both pairs of opposite sides are parallel is called a parallelogram.\tA quadrilateral that only has one pair of opposite sides that are parallel is called a trapezium.\tA quadrilateral with all sides equal is called a rhombus. 23232323-567567556

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