Question

prove that the angle subtended by an arc at the centre is double the angle subtended by it at any point on the remaining part of the circle .


B ) Construct an angle of 60° at the initial point of a given ray and justify the construction



Answer with figure it's urgent ​

Answer 1

Answer:

prove that the angle subtended by an arc at the centre is double the angle subtended by it at any point on the remaining part of the circle .

B ) Construct an angle of 60° at the initial point of a given ray and justify the construction

Answer with figure it's urgent