Which expression represents the total perimeter of her sandwich, and if x is equal to 1 point 2 , what is the approximate length of the crust?
A
8 x squared plus 34 ; 45 point 5 2 centimetersB
8 x squared plus 34 ; 43 point 6 centimetersC
4 x squared plus 17 ; 22 point 7 6 centimetersD
4 x squared plus 17 ; 21 point 8 centimeters