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If O is the centre of a circle of radius r and AB is a chord of the circle at a distance r/2 from O, then ∠BAO =(a) 60°(b) 45°(c) 30°(d) 15° |
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Answer» If O is the centre of a circle of radius r and AB is a chord of the circle at a distance r/2 from O, then ∠BAO = (a) 60° (b) 45° (c) 30° (d) 15° |
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