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If AB, BC and CD are equal chords of a circle with O as centre and AD diameter, than ∠AOB =(a) 60°(b) 90°(c) 120°(d) none of these |
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Answer» If AB, BC and CD are equal chords of a circle with O as centre and AD diameter, than ∠AOB = (a) 60° (b) 90° (c) 120° (d) none of these |
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