Hey AnIdiotLul, can you help me on some math today?

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

New york is the 27th largest state in the united states.what percent of the 50 states in the us are larger than new york