If 0 is the circumcentre of triangle ABC and OD ⊥ BC, then ∠BOD must be equal to
O is the circumcentre of the triangle ABC
=> $$\angle$$BOC = 2$$\angle$$BAC
Also, $$\angle$$BOD = $$\frac{1}{2} \angle$$BOC
$$\therefore$$ $$\angle$$BOD = $$\angle$$BAC
Create a FREE account and get: