Answer:
38.3 square inches
Step-by-step explanation:
The product of length and width gives the area of a rectangle:
area = (9.00 in)·(4.25 in) = 38.2500 in²
Each contributor has 3 significant digits, so your rounding rule requires the answer be rounded to 3 significant digits:
area ≈ 38.3 in²
