jnapolitano23 jnapolitano23
  • 10-02-2020
  • Mathematics
contestada

The length of a rectangle is twice it’s width if the perimeter of the rectangle is 54 cm

Respuesta :

joshnajd joshnajd
  • 11-02-2020

Width = 9cm

Length = 18cm

Explanation:

Let width = b,

So, length = 2b

Perimeter of rectangle = 2x(length + width)

According to the question,

[tex]54cm = 2X(2b + b)\\54cm = 2X(3b)\\27cm = 3b\\b = 9cm[/tex]

Hence,

Width = 9cm

Length = 18cm

Answer Link

Otras preguntas

Madison needs to buy enough meat to make 1,000 hamburgers for the company picnic. Each hamburger will weigh 0.25 pound. How many pounds of hamburger meat should
help me please!!! A bakery sells 80 lemon poppy muffins for every 8 bran muffins sold. Which table represents the relationship between lemon poppy and bran muff
What is The temperature in (a) Celsius scale (b) Kelvin scale? ​
make y the subject of the equation 2A=x(2y+z)​
PLEASE. HELP. A certain stock's price, S (0) can be modeled by the polynomial function (-16 +94 - 240 +225, where t represents the month in 2021. In which mont
Find the cubes of numbers from 1 to 20​
Why all worms are not same?​
Identify if the fraction is in simplest form: 30\60
TOTAL QUESTION (3) 1.2 Determine the area of the square ABCD with AB-3cm.​
WHAT IS THE SETTING OF THE LITTLE RED TORTOISE