Select all the conditionals that have a true converse.

E.

If two angles are complementary, then the sum of the measures of the angles is 90.

D.

If two angles are congruent, then they have the same measure.

C.

If a quadrilateral is a rectangle, then it has two pairs of parallel sides.

B.

If a polygon is a triangle, then it has 3 sides.

A.

If a quadrilateral is a square, then it has four congruent sides.