tonythegoat16 tonythegoat16
  • 01-12-2019
  • Mathematics
contestada

The length of a rectangle is three times width. If the perimeter of the rectangle is 40cm, find its length and width?

Respuesta :

spark10 spark10
  • 01-12-2019

Answer:

width = 5

length = 15

Step-by-step explanation:

width: x

length : 3x

x + 3x + x + 3x = 40

8x = 40

x = 5

width = 5

length = 15

Answer Link

Otras preguntas

1, 3, 11, 43, 171, 683, what's next in this sequence?
Hello I’m in a test and I need help please. JER = LF/Y -Solve for J
British government during the1800s: grew more autocratic. remained exactly the same. gradually became more democratic. experienced a sudden proletariat revoluti
Mary wants to buy a new house but needs money for the down payment. Her parents agree to lend her money at an annual rate of 2%, charged as simple interest. The
What is your definition of the word biochemistry?
consider the differences between classicism and romanticism. then place each concept in the correct category.
solve the system of equationsy=2x-5 y=x^2-5 PLEASE HELP FAST!!!!!!!
A person is standing exactly 36 ft from a telephone pole. There is a 30° angle of elevation from the ground to the top of the pole. What is the height of the po
Dan invests £9200 into his bank account. He receives 4% per year compound interest. How much will Dan have after 2 years? Give your answer to the nearest penny
Please I need help I’m really struggling