If ∠1 and ∠2 are complementary and m∠1= 17°, what is m∠2?
173 degrees
90 degrees
73 degrees
77 degrees

How do i do this activity, is appreciated

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?

Given sin∅ = 1/3 and 0 < ∅ < π/2 ; find tan2∅ a. (4√2)/9 b. 9/7 c. (4√2)/7 d.7/9