Answer:
D. m= 60, n= 24
Step-by-step explanation:
The angle marked with blue, will also be 2m° (Vertically opposite angles)
So, 2m = (4m- 120)°
2m = 120°
m = 60°
Now, (4m-120)° = 5n° (Vertically opposite angles)
[4(60)- 120]° = 5n°
240- 120 = 5n°
120/5° = n
n= 24°
Hope this helps you
