Respuesta :

Well I believe it will be 7.8 + 7.8 + 9.8 +9.8. So, you should get 35.2 or F. You just add 1.8 to each side and then since there are two of each side on the rectangle you do each measurement twice. I hope that makes since.
Current Perimeter: 28
4*1.8=7.2
7.2+28= F) 35.2