Question

The figure below shows a parallelogram ABCD.

The flow chart with missing reason proves that consecutive angles of a parallelogram add to 180°.

Which missing statements should be filled in the blank spaces?

Answers
Line segment AB is parallel to Line segment CD and Line segment AD is parallel to Line segment BC

Line segment AC and Line segment BD are congruent.

Line segment AB is congruent to Line segment CD and Line segment AD is congruent to Line segment BC

m∡1 = m∡3 and m∡2 = m∡4

I think it's A.

Answer 1

yes! A is the answer

Answer 2

Thanks