Question

in figure, M is the midpoint of arc APB. Show that ∠BOA = 4 × ∠BAM

Answer 1

Hello,

Please refer to the above photo for the used process
There are concepts of circles used.
The concepts are;

Chords of equal arcs are equal.

Angle subtended at the Centre by an arc is double the angle subtended by it at any other party of the circle.

Hope this will be helping you