Identify the following figures. A quadrilateral with: 21. 4 right angles and 4 equal sides 22. 4 right angler hut with sides of unequal lengths. 23. 4 equal sides but with angles of unequal measures. 24. only one pair of parallel sides 25. two pairs of parallel and congruent sides 26. 2 pair of opposite congruent angles 27.congruent diagonals each of which divides the figure into two congruent isosceles right triangles. 28 .diagonals that bisect opposite angles. 29. diagonals that are not congruent but are perpendicular to each other. 30. diagonals that are congruent and perpendicular to each other