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

which of the following is not a process that forms metallic ore
Help me with this please
Sheri has no trouble falling asleep, but she has difficulty remaining asleep. sheri is suffering from
What types of art do present day artist make with glass?
With respect to major rivers, the Mekong is to Vietnam as the Irrawaddy is to A. Myanmar. B. Cambodia. C. Thailand. D. Laos.
Juan is giving Linda instructions on how to make a chocolate milkshake. Which question best completes the conversation? Linda: Juan: Necesitas afiadir 3 cuchard
How do you calculate how much energy is transferred from one trophies level to the next
The main difference between the Bohr model of the atom and the wave-mechanical model of the atom lies in the level of certainty of where the electrons are locat
how many moles of glucose are contained in 8.3 x 10^21 molecules of glucose
While taking his psychology quiz, walter was keenly aware of his thoughts, sensations, memories, and different aspects of the surrounding environment. collectiv