The value of x is -16.
As we know that the diagonals of rectangle bisect each other
So,
KD = OM
⇒ KM = 2OM
=KM=2(76)
and diagonals are congruent
KM LIN
152=-10x-8
160=-10x
x=-16
For complete ques refer to image:
9.5m questions
12.2m answers