The answer is C I believe. I wasn't sure what exactly D was saying, but I am pretty sure the answer is C
Answer:
39 degrees
Step-by-step explanation:
The angle of a straight line is 180 degrees. This is constant and will never change. You will add 57 and 84 to get 141 degrees for <LMP. Take 180-141 to get 39 degrees for <PMN
I believe the answer is the circumference
The midpoint is (-6.5,-0.5)
try using Desmos.com, when dealing with coordinates and functions. It really works!