A quadrilateral is a polygon with four sides and a sum of interior angles totaling 360 degrees. Within the quadrilateral family, various subcategories exist, each with unique properties.
-Polygon with four sides
-Sum of the interior angles is 360 degrees
-Polygon with four sides
-Sum of the interior angles is 360 degrees
-Two sets of parallel sides
-Opposite sides are parallel
-All four sides are congruent
-Four congruent (right) angles
-Polygon with four sides
-Sum of the interior angles is 360 degrees
-Two sets of parallel sides
-Opposite sides are parallel
-All four sides are congruent
-Polygon with four sides
-Sum of the interior angles is 360 degrees
-One set of parallel sides
-Polygon with four sides
-Sum of the interior angles is 360 degrees
-Two sets of parallel sides
-Opposite sides are parallel
-Oppostie sides are congruent
-Four congruent (right) angles
-Polygon with four sides
-Sum of the interior angles is 360 degrees
-Two sets of parallel sides
-Opposite sides are parallel
-Opposite sides are congruent