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

How to right forty billion forty eight million
Jessica sold 15x more books than Josh together they sold 256 books how many did each one of them sell?
How do you find the perimeter of a box?
Jamie and Sara went shopping at the mall. Jamie spent $25 more than three times what Sara spent. Jamie spent $154. Which equation will help us find how much Sa
explain this thanksss
Convert 4500 m per s to km per s. 1000 m = 1 km
what is a value shared by most americans? a. rock-and-roll music b. sports c. education d. language
Javier has been saving for a digital camera. He finds one on sale for $67.50. It usually costs $90.00. What is the percent of discount?
how can a person guard against a decrease in heart and lung function
Subjects that are part of a compound subject must have the same verb True or False?