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triangle FGH is an equilateral triangle with FG=x+5,GH=3x-9,and FH=2x-2 . find x and the measure of each side

triangle FGH is an equilateral triangle with FGx5GH3x9and FH2x2 find x and the measure of each side class=

Respuesta :

The sides of an equilateral triangle are equal length, so ...
  GH = FH
  3x-9 = 2x-2
  x = 7 . . . . . . . . add 9-2x

Then the side lengths are
  FG = x+5
  FG = 7 +5 = 12

x = 7
FG = GH = FH = 12
hello

the answer to this is going to be 12


hope this helps 
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