# 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=120^{o}, then the measure of ∠PBO is

- 75
^{o} - 68
^{o} - 70
^{o } - 60
^{o}

AB is diameter of a circle having centre at O. P is a point on the circumference of the circle. If ∠POA=120^{o}, then the measure of ∠PBO is

- 75
^{o} - 68
^{o} - 70
^{o } - 60
^{o}