# SOLUTION: The lengths of the sides of a triangle are in the ratio 5:6:7. Describe the length of the longest side if the perimeter is less than 54 centimeters. Please show your work.

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 Question 484751: The lengths of the sides of a triangle are in the ratio 5:6:7. Describe the length of the longest side if the perimeter is less than 54 centimeters. Please show your work.Answer by mananth(12270)   (Show Source): You can put this solution on YOUR website!ratio = 5:6:7 multiply by common factor x the lengths are 5x , 6x, 7x their sum = 18x 18x<54 x<3 then the longest side will be 7x<21 it will be less than 21 m.ananth@hotmail.ca