If ∠POA=120o, Then the Measure of ∠PBO is :
AB is diameter of a circle having centre at O. P is a point on the circumference of the circle. If ∠POA=120o, then the measure of ∠PBO is
- 75o
- 68o
- 70o
- 60o
AB is diameter of a circle having centre at O. P is a point on the circumference of the circle. If ∠POA=120o, then the measure of ∠PBO is