Step-by-step explanation:
m< AOC = 90°
m< AOB +m<BOC = 90°
6x-12+3x +30 = 90°
9x +18° = 90°
9x = 90- 18° = 72°
x = 8°
m<AOB =6(8)-12 = 48-12 = 36°
<span>the answer is =<span><span>63j</span>+72</span></span>
Answer:
no clue....
Step-by-step explanation:
This should help you if I’m not wrong
