Answer:
x = 24
Explanation:
The angle bisector creates proportional corresponding line segments on either side of it. That is ...
(35 mm)/(56 mm) = (x +4) mm/(44.8 mm)
Multiplying by 44.8, you have
44.8 ยท (35/56) = x + 4
28 = x + 4 simplify
24 = x subtract 4