Seudónimo Seudónimo
  • 26-04-2021
  • Mathematics
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akilali3845
akilali3845 akilali3845
  • 26-04-2021

Answer:

angle A = 130°

x=65°

I hope it's helps you

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MissAmelia77 MissAmelia77
  • 26-04-2021

Answer:

(2x - 30°) + 50° = 180° (linear pair angles)

2x + 20° = 180°

2x = 180° - 20°

2x = 160°

x = 160°/2 = 80°

Now, A = 2x - 30° = 160°-30° = 130°

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