Answer:
Step-by-step explanation:
Large sheet:
 Length = 9 inches
 Width of large sheet = area ÷ length = 5 inches
 ratio of length to width = 9:5
Small sheet:
 Length = 4 inches
 Width = 3 inches
 ratio of length to width = 4:3
9:5 ≠4:3
The sheets are not similar