The figure below is a net for a right rectangular prism. Its surface area is 396 cm² and the area of some of the faces are filled in below. Find the area of the missing faces, and the missing dimension.

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.