PART A
Line BA=22 and Line CD=14
Then MN
[tex]\begin{gathered} \frac{22+14}{2}=\frac{36}{2} \\ MN=18\text{ } \\ X=18 \end{gathered}[/tex]PART B
AD=BC
MC=ND=8
MN is the midsegment
AD IS 2 times 8=16
PART C
angle ABC= angle BAD ( Isosceles trapezoid)
[tex]\begin{gathered} M<\text{ABC}+M