Find surface area of cylinder 12 high 9 radius​

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?

What is the measure of angle x? a.101 b.158 c.44 d.79

Describe how to translate the graph of y=/x to obtain the graph of y=/x+5