in the given figure, O is the centre of circle if angle ABC = 20 degree, then angle AOC is equal to?

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  • -3
Given: O is the center, ∠ABC=20o  
∠AOC = 2*∠ABC (Inscribed angle theorem) 
          = 2*20o
          =40o
hope it hlps nd lyk pls
  • 5
2* mean
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