What are the outputs if the rule is S square

here is your mark brainliest

2.2°  

step-by-step explanation:

let θ = the angle of elevation.

tanθ =77/2020

tanθ = 0.038 12

      θ = tan⁻¹0.038 12

      θ = 2.2°

i believe that the answer is

b. y-1=-2(x-4)

hope this !