What unit of measurement would you use to measure the length of your foot?

Aline passes through the point (2, -4) and has a slope of 0, what is the equation of the line? plz fast

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?

Find the circumference of a pizza with a diameter of 10 inches round to the nearest tenth