Add 9 to both sides to get 4n=0 so n=0
Opposite sides are congruent in a parallelogram.
so,
JK will be congruent with ML
and
JM will be congruent with KL
hope this helps
By 1890, most immigrants come from countries in southern Europe (such as Italy and Greece), and from northern Europe (such as Russia and Poland). ... Most European immigrants arrived at the Ellis Island in New York harbor.
hope this helps!