e.
a = 85° (corresponding angles)
c + a = 180° (linear pair of angles)
=> c + 85° = 180°
=> c = 180° - 85°
=> c = 95°
b = c (corresponding angles)
=> b = 95°
f.
x = 115° (vertically opposite angles)
z = 115° (corresponding angles)
a = z (interior opposite angles)
=> a =115°
b + a = 180°
=> b +115° = 180°
=> b = 180° - 115°
=> b = 65°
y = b (corresponding angles)
=> y = 65°
