Write an equation for each and find the value of the variable

HELPPP

In the diagram below what is the approximate length of the minor arc ab

The graph of g(x) is a translation of y = which equation represents g(x)?

Hart manufacturing had six-month sales of $80 million, with $20 million of that amount from the internet. it set a goal to increase the percentage of total sales coming from the internet by 4 percent in the next six months. the results were total sales of $85 million. if the company meets its goal exactly, what will the dollar amount of internet sales be?