Answer:
(5,2)
Explanation:
It is given that The coordinates of quadrilateral FGHJ are F(-5, -3), G(-3, 3), H(3, 5), and J(7, -1).
Now, the mid point is given as:

Then, the mid point of HJ having coordinates H(3, 5), and J(7, -1)is:




Therefore, the mid point of HJ is (5,2).