mel190 mel190
  • 09-03-2017
  • Mathematics
contestada

I don't get number 13 help please

I dont get number 13 help please class=

Respuesta :

audryblackwood audryblackwood
  • 10-05-2017
(x-10)+(x+2)=90
2x-8=90
2x=98
x=49

angle E is 39 and angle F is 52
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