Answer:
a) ∠ IHJ is 55° because MIJ is a straight angle
∠IHN is 125° because vertically opposite from ∠IHM
∠ NHM is 55° because it is vertically opposite from ∠ IHJ
b) Angles 4 and 6 are interior angles. They equal to 180. A similar example to that is ∠5 and ∠3.
c)Angle 1 and 5 are corresponding angles. They equal the same. Anothe example would be ∠6 and ∠2.
Hope this helped!
