SOLUTION: The ratio of the sides of a triangle is 3:4:5 and has a perimeter of 168 ft. What is the measure of the largest side?

Algebra ->  Customizable Word Problem Solvers  -> Geometry -> SOLUTION: The ratio of the sides of a triangle is 3:4:5 and has a perimeter of 168 ft. What is the measure of the largest side?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 591918: The ratio of the sides of a triangle is 3:4:5 and has a perimeter of 168 ft. What is the measure of the largest side?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
3x+4x+5x=168
12x=168
x=168/12
x=13
5x=70 ft