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 many times can 3 go into 400
Choose the type of analogy used in this sentence: Water is to moisten as spade is to dig
why did the French diplomats fail to smooth relations between the two countries in 1796
Weightlifters are often concerned with the amount of protein in their diets because growing muscles require protein. Just as muscles need the basic building bl
why is the following incorrect? 296 divided by 6 equals 48 remainder 8.Write your answer before you complete the calculation
How do rain and snow remove particles from the atmosphere
When doing a close reading, what is involved in the process of annotating a text?
Trevor drove 202 miles to visit his grandparents. It took him 4 hours to get there. What was the average speed that Trevor drove? What is the answer to that th
what are 7 key traits for knowing your audience
how do you write 18\42 in simplest form