myalena011317 myalena011317
  • 03-05-2021
  • Mathematics
contestada

A rectangle is 2 feet longer than it is wide. If the area is 8 square feet, find its perimeter.
.....Ft

Respuesta :

clarch19
clarch19 clarch19
  • 03-05-2021

Answer:

12 feet

Step-by-step explanation:

w = width

w+2 = length

w(w+2) = 8

w² + 2w - 8 = 0

(w+4)(w-2) = 0

w = -4   exclude because a length cannot be negative

w = 2

length = 2+2 or 4

P = 2(2)+2(4)

P = 4+8 or 12

Answer Link

Otras preguntas

A circular pool is ten feet in diameter and five feet deep. What is its volume, in cubic feet?
USE A NUMBER LINE TO FIND 8/9 / 8/45.
What is 1997 from 2014????????????
A circular pool is ten feet in diameter and five feet deep. What is its volume, in cubic feet?
Differences between DNA and RNA include which of the following? (1) RNA consists of one nucleotide chain. (2) RNA contains the nitrogen base uracil instead of t
A flight instructor charges $50 per lesson, plus an additional fee for the use of his plane. The charge for the use of the plane varies directly with the square
least number that has 2, 3, 4, as factors
How many miles can you get on one tank of gas if your tank holds 18 gallons and you get 22 miles per gallon?
What is the slope of any line parallel to the line 8x + 9y = 3 in the standard (x,y) coordinate plane?
What are abiotic factors of the enviroment lynx