SOLUTION: A rectangular field is three times as long as it is wide. If the perimeter of the field is 640 feet, what is the length and width of the field?

Algebra ->  Rectangles -> SOLUTION: A rectangular field is three times as long as it is wide. If the perimeter of the field is 640 feet, what is the length and width of the field?      Log On


   

Question 1196603: A rectangular field is three times as long as it is wide. If the perimeter of the field is 640 feet, what is the length and width of the field?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 
Hi,
A rectangular field is three times as long as its width 'w'
L = 3w
     .
2L + 2w = P
2(3w) + 2w = 640ft
 8w = 640ft
  w = 80ft  and L = 3(80ft) = 240ft
Checking our Answer
2*240ft + 2*80ft= 640ft  
Wish You the Best in your Studies.