A square piece of fabric has an area of (9x2 + 24x + 16) square inches. The length of each side of the fabric is (cx + d) in., where c and d are whole numbers. Find an expression for the perimeter of the piece of fabric. Then find the perimeter when x = 2.
A. An expression for the perimeter is (3x + 4) (3x + 4). The perimeter is 100 inches.
B. An expression for the perimeter is 12x + 16. The perimeter is 40 inches.
C. An expression for the perimeter is 12x + 16. The perimeter is 28 inches.
D. An expression for the perimeter is 3x + 4. The perimeter is 10 inches.
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Home » Mathematics » A square piece of fabric has an area of (9x2 + 24x + 16) square inches. The length of each side of the fabric is (cx + d) in., where c and d are whole numbers. Find an expression for the perimeter of the piece of fabric.