lorriegoodman5041 lorriegoodman5041
  • 10-05-2018
  • Mathematics
contestada

The length of a rectangle is five times its width. if the area of the rectangle is 320 m2 , find its perimeter. m

Respuesta :

wolf1728
wolf1728 wolf1728
  • 10-05-2018
A) L = 5 * W
B) L * W = 320

Substituting A) into B)
B) 5 * W * W = 320
5W^2 = 320
W^2 = 64
Width = 8
Length = 40


Answer Link

Otras preguntas

Find 48.9% of 264.Round to the nearest hundredth
henley needs to calculate the base of a trapezoid, b, given the area, a, in inches. She need to rearrange the formula a=16(b+4). Solve the formula for b in term
The steps for solving 7x + 3 = 52 are shown. Explain how each step helps solve the equation. Include the phrases, "Isolate the variable by -" "Simplify," and "
A cylinder with a diameter of 10 inches and a height of 12 inches. Determine the area of the cross section formed by slicing the cylinder down the center and pe
base five to decimal base
From which group did most military, church, and government leaders come?
PLEASE HELP AND SHOW WORK
HELP PLS!I'm studying for UCAT as I want to get into medicine. I don't understand probability diagrams like these, please explain it to me.
How many valence electrons does the following isotope have?
Can anybody have a talk with me??