Michael keeps track of how much time he uses his family's computer each week for 10 weeks. He created

the frequency table with the data he collected. How

many hours did Michael spend on the computer?

so each means multiply so 3 1/2 X 2, then 4 X 4, 4 1/2 X 3 then 5 X 1 lastly add them up

20

step-by-step explanation:

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°