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

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

A tug boat pulls a ship with a constant net horizontal force of 5.00 x 10 N and causes the ship to move through a harbor. How much work is done on the ship if i

Compare bacterial DNA to animal nuclear DNA

Which of the following sentences with introductory elements use correct punctuation? Check all that apply. a)Since he had finished his presentation outline he s

A 67-year-old client at the free clinic where you practice nursing has a history of seizures and presents with severe fatigue, frequent headaches, and a sore an

Which command tabs are present in all Microsoft office 2013 applications

How did Alexander gain control of all of Greece?

Solve: I kept trying but I can’t do it Thank you a lot for you help

A motorboat traveling with a current can go 120 km in 4 hours. Against the current, it takes 6 hours to go the same distance. Find the speed of the motorboat an

Read this excerpt from "The Pit and The Pendulum" by Edgar Allan Poe. At length, with a wild desperation at heart, I quickly unclosed my eyes. My worst thought

You've been asked to give a speech to your class. You're concerned that if you refuse the opportunity, you may feel disappointed in yourself. However, you're al