Trigonometry question

Question

A 38ft ladder leans against a building so that the angle between the ground and the ladder is 83°.

How high does the ladder reach on the building? ___ft

Answer 1

let h = how high the ladder reaches on the building

sin83 = h/38

h = 38sin83 = about 37.72 feet sin83 = about .99 = almost 1