Solve for r in the formula -s\2nm-1 where s=117, m=2, n=-3​

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

Does the point (1, sqrt 7) lie on circle shown.

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