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

the height of the room is 8 and 2 inches and Maria is 64 inches tall what is the distance from the top of her head to the ceiling?
what times 6 equals 60
critically evaluate the role of a person's rights and responsibilities when executing freedom of expression during verbal interpersonal conflicts
16) Solve and graph the compound inequality.
If salt is dissolved in water, water serves as the: a. solute. b. solvent. c. dissolved medium. d. none of the above
the adjectives these and those should only be used only with . 1. plural nouns 2. concrete nouns. 3 simple subjects . 4 singular subjects
how to convert a fraction to a percent???
The graph of a linear equation contains the points (3,11) and (-2,1). Which point also lies on the graph
Animals are completely dependent upon plants for food. Even the animals that eat other animals are dependent on plants. Explain.
Which of these would be the BEST topic for a persuasive essay? a. the long-term effects of cell-phone use on brain development b. the ways in which cell phone