Question

PLEASE HELP, MEDAL

in the figure (drawn in comments) trianlge ABC is inscribed in circle with center O and diameter segment AC if the measure of angle OAB is 18 degrees, what is the measure of angle OCB?

Answer 1

@Mertsj

Answer 2

@dan815

Answer 3

@Psymon

Answer 4

well you can calculate the angle measure of
oba

Answer 5

how?

Answer 6

thas what i tried doing

Answer 7

hey use circumscribed angle thrm

Answer 8

explain please :)

Answer 9

its a circle so
it will cut the triangle in half
triangle oab