Mamadorunrun2788 Mamadorunrun2788
  • 24-03-2019
  • Mathematics
contestada

The length of a rectangle is four times its width. If the area of the rectangle is 100 ft?, find its perimeter

Respuesta :

samuelrengifo
samuelrengifo samuelrengifo
  • 03-04-2019

Answer:

P = 50 ft

Step-by-step explanation:

A = L*W

If

L = 4W

then

100 = 4W*W

100 = 4W^2

W^2 = 100/4

W^2 = 25

W = 5 ft

Then

L= 4(5)

L= 20 ft

P = 2L + 2W

Then

P = 2(20) + 2(5)

P = 40 + 10

P = 50 ft

Best regards

Answer Link

Otras preguntas

Polymerization reactions in which polysaccharides are synthesized from monosaccharides or proteins are synthesized from amino acids: a. result in the formation
NEED HELP ASAP PLEASE HELP! What word phrase represents the expressions -2 + 3x and 3x + (-2)? Are the two expressions equivalent? Please explain!
What are the personal pronouns in this sentence? Why don't you, she, and Lisa stay in my room instead? a. my b. and c. you d. in e. she
What is 4 13/25 mixed number as decimal,
Which of the following best describes why women should avoid drinking alcohol when pregnant? a. Alcohol use should be avoided during pregnancy because whatever
Which of the following best states the purpose of villi?A. Increase surface area for purposes of absorptionB. Speed up the elimination of wastesC. Speed up the
rewrite the expression with parentheses to equal the given value 2 x 6 / 2 + 1
The boxer rebellion led to an increase in chinese what
What was a main purpose of monasteries built by the Catholic Church?
which omnivore eats berries in summer and eats solmon in winter