Across smallest side- smallest angle.
across largest side- largest angle
largest side is AC, so largest angle is B
smallest side is AB, so smallest angle is C
angles from smallest to largest : C, A, B

Hope you could get an idea from here.
Doubt clarification - use comment section.
Answer:
I dont understand comment on this and i can help you out
Step-by-step explanation:
:)
All you have to do is find the length of the sides using the distance formula and then add the lengths together to find the perimeter
The answer would be D. In an inverse function, the x and y vlaues are switched (not in order though!).