Question

to verify that the angle subtended by an arc at the centre of a circle is twice the angle subtended by the same arc at any other point on the remaining part of the circle, using the method of paper cutting, pasting and folding​

Answer 1

Answer:

let the angle be a

let the angle be athen a+2a =360°

let the angle be athen a+2a =360°3a=360°

let the angle be athen a+2a =360°3a=360°a=120°

hope it will help you