What is the area of a square with side a = 3m?

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Solving algebraic equations 2m+3=11

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x