In the given figure, XY and X'Y' are two parallel tangents to a circle with centre O and another tangent AB with point of contact C intersecting XY at A and X'Y' at B Prove that ZAOB 90 Q B In the given figure, XY and X'Y' are two parallel tangents to a circle with centre O and another tangent AB ...

In the given figure, XY and X'Y' are two parallel tangents to a circle with centre...

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

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