Which statement represents a true, reversible statement? a. if it is raining, then the sky is cloudy. b. a quadrilateral with equal sides and equal angles is a square. c. if sarah goes to the dance, then i will go to the dance. d. a dog will have a tail if and only if it is a collie.

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle