Update ANS: If I is the in centre of triangle ABC and Al when produced meets the circumcircle of triangle ABC in points D. if ∠ BAC = 66 and ∠ABC = 80.calculate: (i) ∠ DBC (ii) ∠ IBC (iii) ∠ BIC.

14 May 2021

If I is the in centre of triangle ABC and Al when produced meets the circumcircle of triangle ABC in points D. if ∠ BAC = 66 and ∠ABC = 80.calculate: (i) ∠ DBC (ii) ∠ IBC (iii) ∠ BIC.

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