Answer:
Hi there!
Vertical angles are angles that are opposite each other when two lines intersect each other. The two pairs of opposite angles are equal to each other. The two pairs of neighboring angles are supplementary, meaning they add up to 180 degrees.
Answer:
7
Step-by-step explanation:
9/m+4
9/3+4 (m=3)
3+4
7
I think it might be 30 but I don’t know
