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2.One diagonal bisects the other

  i.e. AC bisects BD

  ⇒ BO = DO

  1. One pair of opposite angle is equal

  ∠ B = ∠ D

  but ∠ A ≠ ∠ C

  1. Chapter 3 Class 8 Understanding Quadrilaterals
  2. Concept wise
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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.