the flowchart shown below shows the sequence of steps to prove the theorem. Opposite angles of a parallelogram are equal:

what is the missing statement?

angle 1 is equal to angle 6
angle 5 is equal to angle 3
angle 5 is equal to angle 6
angle 4 is equal to angle 3

the flowchart shown below shows the sequence of steps to prove the theorem Opposite angles of a parallelogram are equal what is the missing statement angle 1 is class=