Question

Find <BOC in the given figure​

Answer 1

Answer:

angle boa= 130( angle sum property)

but, if we draw a line from O to C, it will bisect both angle boa and angle bca.

So,

angle bco= 65

angle cbo= 30

and, angle boc= 180-65-30= 85°( angle sum property)

hope you understand