Atriangle has a perimeter of exactly 24 units. which of the following could be the vertices of the triangle

I think you forgot to give the options along with the question. I am answering the question based on my research and knowledge. "(-3,-4), 3,-4), (3,4)" could be the vertices of the triangle described in the question. I hope that this is the answer that you were looking for and it has come to your great help.