Show step-by-step how you did the problem (number 1)

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?

With both problems. a.s.a.p directions on photo ^

Tom drove 206 miles in 3.9 hours. estimate his average speed.