Ms. Marcus estimates that 330 people will attend the school play. There was an actual total of 400 people who attended the school play. Find the percent of error.

Choose the point slope form of the equation below that represents the like that passes through the points (-6,4) and (2, 0)

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

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