Step-by-step explanation:
hope this helps. n=6 or n=9 work is in the attached pic
Answer:
*answerness*
Step-by-step explanation:
*answerness*
Answer: 
Step-by-step explanation:
Let the smallest angle be x.
Then, the middle angle is x+30.
The largest angle is 2x+30.
Angles in a triangle add to 180 degrees, so:

So, the angles measure 
Answer:
B
Step-by-step explanation: