What is the circumference of the following circle r=7

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.

What is the length of the segment joining the points at (4,5) and (6,-2) round to the nearest tenth if necessary

Does anyone know how to do geometryme with this problem