Hello,
Here i am using vectors

==> AB//DC and AD//BC (definition of a translation)
The quadrilater ABCD is a parallelogram:
so
1) his diagonals have the same length;
2) his diagonals are cutting in the middle.
(these are proprieties of a parallelogram)
In the last picture it is a perpendicular bisector because it bisects at 90°
Answer:
Step-by-step explanation:sck my
Answer:
A.5/12
Step-by-step explanation: