PLEASE HELP THIS TEST IS DUE SOON AND IM STUCK ON THESE Find the perimeter of each polygon described below.
7. A regular octagon with sides measuring 5.5.

8. An equilateral triangle with sides measuring 24.

Will mark brainliest with 20 points! the table shows how far object 1 traveled as a function of time. *time (seconds) - 2 4 6 8 *distance traveled (feet) - 18 36 54 72 the equation shows how far object 2 traveled in feet as a function of time in minutes. *f(x) = 10x which object traveled at a faster speed? justify your response.

How do you find principle and simple interest

Can someone me out here number 4 plz