Question

The dimensions of a rectangle are 2x + 9 and 5x - 6. Which of the following can be used to find the perimeter p of the rectangle?

OA. p = 14x + 6
OB. p= 7x + 3
OC. p = 10x2 - 54
OD. p = 10x2 + 33x - 54

Answer 1

p=14x+6

Explanation:

p=2(l+b)

p=2(2x+5x+9-6)

p=2(7x+3)

p=14x+6