Question

in the figure O is the centre of the circle and A,B,C are points on it . angle OAC = 30 ° , AB = BC = 5 cm
a) what is the measure of angle OCA ?
b) what is the measure of angle ABC ?
c) what is the length of AC ?​

Answer 1

Answer:

please share the diagram also.

Answer 2

Answer:

please give the diagram.....,