What numbers are inside both circles?
The answer is A.
Answer:

Step-by-step explanation:
Two lines that intersect at 90 degrees are considered perpendicular to each other.
Answer:
55°
Step-by-step explanation:
y+x=180°
25°+30°+x=180°
25°+30°=y
y=55°
*Exterior Angle Theorem*
<u><em>Sorry for the lack of explanation. It's midnight, so I didn't have much time.</em></u>