SOLUTION: The ratio of the measures of the three sides of a triangle is 3:4:6. If the perimeter is 91, find the measure of the longest side.

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Question 33981: The ratio of the measures of the three sides of a triangle is 3:4:6. If the perimeter is 91, find the measure of the longest side.
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Try this:
3x+%2B+4x+%2B+6x+=+91Simplify and solve for x.
13x+=+91 Divide by 13.
x+=+7
3x = 3(7) = 21
4x = 4(7) = 28
6x = 6(7) = 42 This is the measure of the longest side.