The perimeter of the square is 48inches. what is the area of the square. explain how you found your answer

Shania's test scores in 8 subjects were 88, 91, 85, 74, 69, 72, 80, and 87. shania found the middle number of her scores. which type of measure did she find?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).