adelmkghz
adelmkghz adelmkghz
  • 17-01-2022
  • Mathematics
contestada

The sides of a rectangle are in the ratio 5 : 4. If the perimeter of the rectangle is 360 cm , find its area

Respuesta :

jeremiahkevinm
jeremiahkevinm jeremiahkevinm
  • 19-01-2022

Answer:

Step-by-step explanation:

let, the length is z

thus the ratio will be 5z : 4z

perimeter = 2 (a + b)

360 = 2 ( 5z + 4z )

180 = 9z

z = 20 cm

length = 100 cm and width = 80cm

area = length * width

area = 100*80

area = 8000cm²

Answer Link

Otras preguntas

PLZ HELP ASAP!!!!!!!! Read the question on question 10 and answer it.
2) Select the best answer. The principle of ensures that one branch of government does not become more powerful than the others. A. proportional appropriation B
What sphere is mountains
Which of these was a belief of the Patriots? All colonists should buy British tea. All colonists should pay taxes to Britain. The colonies should be free to
Please help brainiest is award!
Please help! (in picture)
Which of the following BEST describes the student in this sentence? The piano teacher was convinced her student was like an oyster, with a pearl inside waiting
b) Describe the role of the digestive enzymes and the factors that affect their function (1 points) HINT: Think about the effect of enzymes on large macromolecu
What famous company did Roosevelt consider a "bad trust"?​
Where were African slaves shipped to in the system of Triangular Trade? A. Canada B. England C. Europe D. The Thirteen Colonies