Answer:
length = 24 yards
width = 3 yards
Explanation:
perimeter = 54 yards
perimeter = (2 x length) + (2 x width)
ratio of length and width = 8 : 1
total ratio of length and width is 9 = a
length = (8/9)a
width = (1/9)a
perimeter = (2 x 8/9)a + (2 x 1/9)a = (16/9)a + (2/9)a = (18/9)a = 2a = 54
a = 54/2 = 27 yards
length = 8/9 x 27 = 24 yards
width = 1/9 x 27 = 3 yards