Is p=2.5(600-500r)+-500 and p=-1250r+1000 a linear or nonlinear function? explain.

point a is the center of the circle that passes through points e, f, and g and the center of the circle that passes through points x, y, and z.

i do not know the answer

step-by-step explanation:

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.

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°