Question

please send me through picture urgent please solve all the questions

Answer 1

10)Hello,as AO is perpendicular to OB
2x-5°+x-10°=90°
3x -15°=90°
3x=90°+15°
x = 105°/3= 35°
first angle 2×35°-5°= 65°
second angle 35°-10°=25°