ABCD is a rectangle. All rectangles have congruent diagonals. Which of the following is valid based on deductive reasoning?
A.ABCD is a square.
B.ABCD is a rhombus.
C.D.ABC
D is not a parallelogram.

Relax

Respuesta :

it would be a because ABCD is a rectangle and rectangles and squares and similar. hope i helped

C. AC=BD is the answer i took the test.