Answer:
3√265
Step-by-step explanation:
The distance between the given points is √265. If all the side are the same length on an equilateral triangle, then the perimeter is 3 times as long.
7/14
It would be 5.5
for a better understanding, look it up on google
Can you please give more information about the question?
:
A,C, and D I believe.
