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35.44In the given circle,the given circle, O is a centre and CBDC = 42", the ZACB isequal to1.42°2.45°3.4809600 |
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Answer» Angle CDB=angle BAC=42°(angles subtended by same chord) CA is diameter,therefore angle ABC=90°(angle subtended by diameter is 90°) In triangle CBA ,angle ACB=48°[angle sum property] |
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