Seudónimo Seudónimo
  • 04-02-2021
  • Mathematics
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Аноним Аноним
  • 04-02-2021

Answer:

120

Step-by-step explanation:

that is an isosceles triangle so all angles are equal to 60

x is supplementary with the angle that is equal to 60  meaning that the two angles added with equal 180

180-60=120 so x=120

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