Scientists have found a relationship between the temperature and the height above a distant planet's surface. , given below, is the temperature in celsius at a height of kilometers above the planet's surface. the relationship is as follows.

b) the dogs need to shift their focus to human scent.

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°

yes   because as the functions are graphed they eventually will intersect unless otherwise

step-by-step explanation: