NCERT Ex 9.3 Q1 - Circles
Question: A,B and C are three points on a circle with centre O such that ∠BOC = 30° and ∠AOB = 60°. If D is a point on the circle other than the arc ABC, find ∠ADC.
Answer: 45°
Full step-by-step NCERT solution with diagrams on Something by Zero.