Answer:
11.8 x 12.9
Step-by-step explanation:
Perimeter = 2 length + 2 width. Let L = length and W = width.
Length is 1.1 less than width, so L = W - 1.1
49.4 = 2(W - 1.1) + 2W
49.4 = 2W - 2.2 + 2W
51.6 = 4W add 2.2 to both sides and combine like terms
12.9 = W
L = 12.9 - 1.1 = 11.8
