Answer:

Step-by-step explanation:





Answer:
Step-by-step explanation:
There is no solution, because the lines do not intersect.
Answer:
1 is factors of this question
Answer:
1/ x = 22.5°
2/ x = 60°
Step-by-step explanation:
1/ We have: 3x + 2x + 3x = 180°
=> 8x = 180° => x = 22.5°
2/ We have: x + x + x = 3x = 180°
=> x = 60°