From the top of the waterfalls, the angles of depression of the foot and the top of the tree are 39° and 24° , respectively. If the tree is 3 m from the foot of the waterfalls, how high is the waterfalls??

Answer 1

Did you make a sketch ?
I filled in all your data , and you actually have redundant information

we can simply take
tan 39° = h/3
h = 3tan39 = 2.44 m

Answer 2

34