cabr2002
cabr2002 cabr2002
  • 18-11-2017
  • Mathematics
contestada

Find the measures of the legs of isosceles triangle ABC if AB= 2x+4,BC= 3x-1,AC=x+1 and the perimeter of the triangle ABC is 34 units

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tynollette tynollette
  • 18-11-2017
(2x+4) +(3x-1) +(x+1)=34
6x+4=34
x=5
AB=14, BC=14, AC=6
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Аноним Аноним
  • 18-11-2017
AB=BC
2x+4=3x-1
2x+5=3x
5=x
AC=x+1
5+1
6
AB=2x+4
2(5)+4
10+4
14
BC=3x-1
3(5)-1
15-1
14
AC+AB+BC=34
14+14+6=34
14+20=34
34=34

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