Answer:
12
Step-by-step explanation:
By definition, opposite sides of a parallelogram are congruent.
A(b - c) = d
ab - ac = d
-ac = -ab + d
ac = ab - d
ac/a = (ab - d)/a
c = (ab - d)/a
Your answer will be A. c = (ab - d)/a. Hope this helps!
Answer:
A) -20+48i
Step-by-step explanation:
