PA and PB are tangents drawn to a circle

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Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Geometry

Question:

PA and PB are tangents drawn to a circle with centre O from an external point P. If A and B are points on the circle and ∠OBA = 42°, then ∠APB is :

Options:

78°

84°

76°

86°

Correct Answer:

84°