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Angle ABC and Angle BCD of a cyclic quadrilateral ABCD are 75° and 105° respectively. If sum of lengths AD and AC is 100cm, then the sum of the lengths of BC and BC is

Answer» Angle ABC and Angle BCD of a cyclic quadrilateral ABCD are 75° and 105° respectively. If sum of lengths AD and AC is 100cm, then the sum of the lengths of BC and BC is


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