This is the basic and conceptual question from Chapter name- circles
Topic – Angle properties of circles
Chapter number- 15
It is given that O is the circumcentre of the triangle ABC and D is mid-point of the base BC. And we have to Prove that ∠BOD = ∠A by using the properties of circles.
ICSE Avichal publication
Understanding ICSE Mathematics
Question 11
Solution: