Tooth is an example of early dental care commonly found in human skull

Which of the following shows the length of the third side, in inches, of the triangle below

Tom drove 206 miles in 3.9 hours. estimate his average speed.

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