Option A
Answered by GauthMath if you like please click thanks and comment thanks
The answer is A because there are only acute angles
Answer: 34.2
For everyone 1 kilometer=.621371 so if you times that by 55 you get 34.1754 which rounds to 34.2
Answer:

Step-by-step explanation:
n is doubled: 2n
y added: 2n + y
divided by 2: n + 
n subtracted -> final resutl: 
Once again, 1200 would be the correct anwser