Brainliest if correct

12 divided by 3 is 4

so multiply 1 by 4 and you get... 4

so now its 1/12+4/12 and that comes out to 5/12

Step-by-step explanation:

hope this helps :D

yes the total will be same because in both of them the expression.is rearranged but their sign remains the same hence it hss just been shuffled

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°