Question

Find m 12 years ago

Answer 1

find angle BOC first
hint : angle BOC and angle BOA form a line.

Answer 2

BOC is 95 degrees ?

Answer 3

@hartnn

Answer 4

thats correct!
now see this

means the required angle is half of the central angle

Answer 5

So it's 47.5 ??? @hartnn

Answer 6

yes! thats correct :)

Answer 7

thanks !