You start driving north for 21 miles, turn right ,and drive east for another 20 miles how many miles must you travel to return directly back to your starting point

What graph correctly matches the equation y equals two negative x

Akitchen floor is made up of tiles that are in the shape of the triangle shown there are 40 tiles on the kitchen floor what is the total area of the floor

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?