SOLUTION: the sides of a triangle are 3,5 and 7. if the shortest side of a similiar triangle measures 9, find the longest side

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Question 440790: the sides of a triangle are 3,5 and 7. if the shortest side of a similiar triangle measures 9, find the longest side
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
3/9:7/x;
63=3x
21=x
The longest side is 21..