The coordinates of the vertices of quadrilateral abcd are a(−6, 3) , b(−1, 5) , c(3, 1) , and d(−2, −2) . which statement correctly describes whether quadrilateral abcd is a rhombus? quadrilateral abcd is not a rhombus because opposite sides are parallel but the four sides do not all have the same length. quadrilateral abcd is a rhombus because opposite sides are parallel and all four sides have the same length. quadrilateral abcd is not a rhombus because there are no pairs of parallel sides. quadrilateral abcd is not a rhombus because there is only one pair of opposite sides that are parallel.