Please help! The perimeter of a triangle is 39 inches. If the length of the shortest side is 1/2 the length of the longest side, and the length of the third side is 1 less the length of the longest side, what is the length of each side?
If x is the shortest side and y is the longest side, one equation is...?

Question

Please help! The perimeter of a triangle is 39 inches. If the length of the shortest side is 1/2 the length of the longest side, and the length of the third side is 1 less the length of the longest side, what is the length of each side? 
If x is the shortest side and y is the longest side, one equation is...?

lifeisadangerousgame · Answer

This belongs in the math section...

anonymous · Answer

Woops.

anonymous · Answer

lol.
set up an equation.

shortest side - x
longest side - 2x
middle side - (2x-1)

x+2x+2x-1 = 39
5x-1 = 39
5x=40
x=8

So the shortest side is 8, the longest side is 16, and the middle side is 15. Hope this helps (: