I really need help with this Triangle problem

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

Plz hurry finals a paper cup in the shape of an inverted cone is 8 inches tall and has a radius of 1.5 inches. how much water can the cup hold? use 3.14 for pi. round the answer to the nearest tenth. a) 12.6 cubic in. b) 18.8 cubic in. c) 37.7 cubic in. d) 56.5 cubic in.