Ashelton27
Ashelton27 Ashelton27
  • 02-03-2017
  • Mathematics
contestada

if the perimeter of the rectangle is 32cm and the area is 55cm2, what are the dimensions of the rectangle?

Respuesta :

wolf1728
wolf1728 wolf1728
  • 03-03-2017
2L + 2W = 32
L * W = 55

L = 55/W then substitute into first equation
2 * 55/W + 2W = 32 Multiplying both sides by "W"
110 + 2W^2 = 32 W
2W^2 -32W +110 = 0
L = 11 or L = 5
Also W = 11 or W = 5


Answer Link

Otras preguntas

solve the equation x + 16 1/4 = 64
What's the best definition of financial literacy
Colonial protesters of the stamp act and sugar act rallied around what famous political slogan?
Can someone explain to me how to do this problem???
You should always _____ a horse with a flat palm so they don’t bite you. have fed. will feed. feed. feeding
How do I answer this question
Which best describes a predator animal? A.one that is defensive B.one that burrows into soil C.one that shows mimicry D.one that eats other animals
If a line with a slope of -2 crosses the y-axis at (0,3) what is the equation of the line
PLEASE HELP ASAP IM USING THE LAST OF MY POINTS Maya wants to purchase a yearly membership to an indoor skateboard park. She'll also need to pay a set fee each
WHO EVER ANSWERS CORRECTLY GETS BRAINYEST! If a sprinkler waters 1 over 8 of a lawn in 1 over 4 hour, how much time will it take to water the entire lawn? 3 o