Question

A building 45meters tall casts a shadow 15 m long. What is the sun's altitude?

Answer 1

Answer:

let height of the building be l=45m

shadow = h= 15m

altitude of sun be A

tanA= opp/adj = 45/15

tanA = 3

=> A=60°

therefore, the altitude of sun is 60°

hope it helps u.....^_^