PLEASE HELP CALCULUS 30 POINTS

Which expression and diagram represent “renee biked four times as far this month as last month”?

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

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)