7.The vertices of quadrilateral ABCD are A (8, 2), B (6, 1), C (1, 0), and D (3, 3). Find the lengths of sides AB and CD. If sides AD and BC both = √26, Do you have enough information to classify this quadrilateral?
8.The vertices of quadrilateral RSTV are R (-2, -3), S (4, 0), T (3, 2) and V (-3, -1). Find the lengths of sides RS and ST. Do you have enough information to classify this quadrilateral?