Answer:
90
Step-by-step explanation:
Numbered angle = 4x°
4x° + 4x° = 180 (angle on a straight line)
8x° = 180°
divide both sides by 2
4x° = 90°
numbered angle = 90°
B)
Answer
2+x=x+2
2+1x =1x +2
3= 3
3/6= 2
Hope this is correct
The last one: 25%
