Find the are of the semi circle. Either enter an exact answer in terms of pie or use 3.14 and enter your answer as a decimal. The raduis is 4

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?