1) what is one fourth of an eight

one fourth of an eighth is 2/8.

Step-by-step explanation:

because 2 goes in to 8 4 times so one fourth of eight will equal 2/8

I think you forgot to attach the diagram of the triangle along with the question. I am answering the question based on my research and knowledge. "II only" is the one among the following choices given in the question that must be true of the above triangle ABC. The correct option among all the options that are given in the question is the second option.