The diameter of a circle is 9 m. Find it’s circumference in terms of π (pie)

im answering because the account startup stuff im sorry lol

Step-by-step explanation:

but the formula is 2*pi*r so if radius is 9 just plug it in the formula and youll get it im sorry i didnt feel like doing your work lol

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°