SOLUTION: The lengths of the sides of a triangle are 12,15,and 20.If the length of the shortest side of a similar triangle is 3, find the length of the longest side of that triangle.

Algebra ->  Proportions  -> Lessons -> SOLUTION: The lengths of the sides of a triangle are 12,15,and 20.If the length of the shortest side of a similar triangle is 3, find the length of the longest side of that triangle.      Log On


   

Question 198903: The lengths of the sides of a triangle are 12,15,and 20.If the length of the shortest side of a similar triangle is 3, find the length of the longest side of that triangle.
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
Let x=length of the longest side of the smaller triangle.
x/20=3/12
x=60/12
x=5
.
Ed