The couch in your living room is old. you decide to recover the couch cushions with new fabric instead of buying a new couch. the length of one cushion is 2 feet. the width is 2.5 feet. the height of is 0.5 feet. the fabric costs per $2.50 per square foot. how much will it cost to recover each cushion?

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2