x = 74 degree
Step-by-step explanation:
All those angles must add up to 360 degrees:
360 degrees = (297 + x - 36 + 25) deg, or
360 = 297 - 36 + 25 + x, or
x = 74 degrees
x
step-by-step explanation:
2.2°
let θ = the angle of elevation.
tanθ =77/2020
tanθ = 0.038 12
θ = tan⁻¹0.038 12
θ = 2.2°