maddiemp9971 maddiemp9971
  • 25-01-2018
  • Mathematics
contestada

The length of a rectangle is twice its width. if the perimeter of the rectangle is 60 cm , find its length and width.

Respuesta :

frenchiegirl
frenchiegirl frenchiegirl
  • 28-01-2018
largeur = x 

longueur  = 2 x 

2 ( x + 2 x ) = 60 

2 x + 4 x = 60

6 x = 60
x = 10 

largeur = 10  et longueur = 20 
Answer Link

Otras preguntas

If 3/4 cup of coleslaw contains 120 calories how many calories are there in 2/5cup?
Solve for X for the equation log 7/ log 4 = x+3
Assertion: deoxyribose, c5h10o4 is not a carbohydrate. reason: carbohydrates are hydrates of carbon so compounds which follow cx (h2o) y formula are carbohydrat
In a grassland ecosystem, a population of rabbits exhibits a clumped distribution pattern. They are often found in groups near areas with high vegetation 16. Wh
What is the charge of a bromine ion in a compound?
4. houses the valves
In regards to the mismanagement of money at American colleges and universities, funds that are intended for campus projects are often filtered into __________.
which of the following is not an example of indirect contact transmission
What were factors that helped lead to the rise of Marxism in America in the 1930s?
Websites that list online classified ads can be very confusing because it is often difficult to tell which ads are credible and which are not. Review a local we