In Sanford, the high temperature was 54°F on Saturday and 49°F on Sunday. What is the percent of change in the high temperature from Saturday to Sunday? (Round to the hundreth.)

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