∠A and
∠
B
∠B are complementary angles. If m
∠
A
=
(
x
+
28
)
∘
∠A=(x+28)
∘
and m
∠
B
=
(
4
x
−
8
)
∘
∠B=(4x−8)
∘
, then find the measure of
∠
A
∠A.