Răspuns:
Explicație pas cu pas:
7.
x° + 35°16' = 180°
x° = 180° - 35°16'
x° = 179°60' - 35°16'
x° = 144°44'
8.
<AOM = <MOB + 40°
<AOM + <MOB = 180°
<MOB + 40° + <MOB = 180°
2 × <MOB = 180° - 40° = 140°
<MOB = 140°/2
<MOB = 70°
<AOM = 70° + 40°
<AOM = 110°