Question

The area of a rectangle is 2x^2+9x+10ft^2 what is the perimeter of this rectangle?

Answer 1

(2x^2 + 9x + 10) ft^2 = area
Factor the area
(2x + 5) (x + 2) = area
Perimeter = 2length + 2(width)
2(2x + 5) + 2(x + 2)
4x + 10 + 2x + 4
Answer: 6x + 14 ft = Perimeter