MCQ
સમબાજુ ચતુષ્કોણ $ABCD$ માં $ \angle B= 80^\circ $ હોય, તો $ \angle ADB = ................$
  • A
    $80^\circ $
  • $40^\circ $
  • C
    $50^\circ $
  • D
    $10^\circ $

Answer

Correct option: B.
$40^\circ $

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