Respuesta :

cocoapop
Anna will need to buy 192 inches of trim.

54+54=108
42+42=84
108+84=192
jcherry99
P = 2*L + 2*W
L= 54 inches
W = 42 inches

P = 2*54 + 2*42
P = 108 + 84
P = 192 inches. she needs to buy