Which equation represents a linear function? (5 points) equation 1: y = 2x + 1 equation 2: y2 = 3x + 1 equation 3: y = 5x5 − 1 equation 4: y = 4x4 − 1 select one: a. equation 1 b. equation 2 c. equation 3 d. equation 4

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