Which are harder in geometry? theorems or proofs? explain why

1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

1/2+1/6-3/4 simplify the given expression leaving the answer in improper fraction form.