r = 1/15
a branliest from the answer will be appreciated
Angle 8 because supplementary is two angles whose sum is 180°.
Answer:
n=37
Step-by-step explanation:
Two lines intersect and create vertical angles.
The vertical angles are 
We know that vertical angles (also called vertically opposite angles) are equal. Therefore:

the answer is 216.81 I looked it up on a calculator