state gov UPPCL Assistant Accountant 2022 - 23 Mock Test Quantitative Aptitude Geometry Circles, Chords and Tangents
If PA and PB are tangents drawn from an external point P to a circle with centre O such that ∠APB = 70°, then ∠OAB is equal to:
1
40°
2
25°
3
35°
4
30°