The diagonals AC and BD of a parallelogram ABCD intersect each other at the point O. if LDAC = 32 and LAOB=70° then find LDBC
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Step-by-step explanation:
In given figure,
Quadrilateral ABCD is a parallelogram.
So, AD ∣∣ BC
∴ ∠DAC = ∠ACB --- ( Alternate angle)
∴ ∠ACB = 32
∘
∠AOB + ∠BOC = 180
∘
--- (straight angle)
⇒70
∘
+ ∠BOC = 180
∘
∴ ∠BOC = 110
∘
In △BOC,
∠OBC + ∠BOC + ∠OCB = 180
∘
⇒∠OBC + 110
∘
+ 32
∘
= 180
∘
⇒ ∠OBC = 38
∘
∴ ∠DBC = 38
∘
Answered by
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Answer:
Hello friend your answer is 38°
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