Answer:
x=25°
Step-by-step explanation:
Since this is a line we can say that 2x+10°+4x+20°=180°
6x+30°=180°
6x=150°
x=25°
What is the question? i could help you if i knew the question
Neither because they are different size and mirrored it could’ve been congruent but it’s double the size and congruent is mirrored and the same size
