Vertical angles are congruent.All right angles are congruent.Angles of a rhombus are congruent.Alternate interior angles are congruent.

Question

Revolt · Accepted Answer

All right angles are congruent.; ♣:: All right angles are congruent.; ♦:: reflexive property; ♠:: Opposite sides of a parallelogram are congruent.

Special Parallelograms