Of the following quadrilaterals have the given property? list all that apply. a) parallelogram b) rectangle c) rhombus d) square 1) all sides are congruent. 2) all angles are congruent. 3) opposite sides are parallel. 4) diagonals are congruent. 5) diagonals bisect opposite angles. 6) diagonals bisect each other. 7) all sides and angles are congruent. 8) opposite angles are congruent.